1a61127c2SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only 2103a8feaSLen Brown /* 3103a8feaSLen Brown * turbostat -- show CPU frequency and C-state residency 434041551SLen Brown * on modern Intel and AMD processors. 5103a8feaSLen Brown * 6144b44b1SLen Brown * Copyright (c) 2013 Intel Corporation. 7103a8feaSLen Brown * Len Brown <len.brown@intel.com> 8103a8feaSLen Brown */ 9103a8feaSLen Brown 1088c3281fSLen Brown #define _GNU_SOURCE 11b731f311SJosh Triplett #include MSRHEADER 12869ce69eSLen Brown #include INTEL_FAMILY_HEADER 1395aebc44SJosh Triplett #include <stdarg.h> 14103a8feaSLen Brown #include <stdio.h> 15b2c95d90SJosh Triplett #include <err.h> 16103a8feaSLen Brown #include <unistd.h> 17103a8feaSLen Brown #include <sys/types.h> 18103a8feaSLen Brown #include <sys/wait.h> 19103a8feaSLen Brown #include <sys/stat.h> 20b9ad8ee0SLen Brown #include <sys/select.h> 21103a8feaSLen Brown #include <sys/resource.h> 22103a8feaSLen Brown #include <fcntl.h> 23103a8feaSLen Brown #include <signal.h> 24103a8feaSLen Brown #include <sys/time.h> 25103a8feaSLen Brown #include <stdlib.h> 26d8af6f5fSLen Brown #include <getopt.h> 27103a8feaSLen Brown #include <dirent.h> 28103a8feaSLen Brown #include <string.h> 29103a8feaSLen Brown #include <ctype.h> 3088c3281fSLen Brown #include <sched.h> 312a0609c0SLen Brown #include <time.h> 322b92865eSJosh Triplett #include <cpuid.h> 3398481e79SLen Brown #include <linux/capability.h> 3498481e79SLen Brown #include <errno.h> 359392bd98SCalvin Walton #include <math.h> 36103a8feaSLen Brown 37103a8feaSLen Brown char *proc_stat = "/proc/stat"; 38b7d8c148SLen Brown FILE *outf; 3936229897SLen Brown int *fd_percpu; 40b9ad8ee0SLen Brown struct timeval interval_tv = {5, 0}; 4147936f94SArtem Bityutskiy struct timespec interval_ts = {5, 0}; 42b9ad8ee0SLen Brown struct timespec one_msec = {0, 1000000}; 43023fe0acSChen Yu unsigned int num_iterations; 44d8af6f5fSLen Brown unsigned int debug; 4596e47158SLen Brown unsigned int quiet; 463f44a5c6SLen Brown unsigned int shown; 470de6c0dfSLen Brown unsigned int sums_need_wide_columns; 48d8af6f5fSLen Brown unsigned int rapl_joules; 49d8af6f5fSLen Brown unsigned int summary_only; 50c8ade361SLen Brown unsigned int list_header_only; 51d8af6f5fSLen Brown unsigned int dump_only; 52103a8feaSLen Brown unsigned int do_snb_cstates; 53fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates; 54144b44b1SLen Brown unsigned int do_slm_cstates; 55144b44b1SLen Brown unsigned int use_c1_residency_msr; 56103a8feaSLen Brown unsigned int has_aperf; 57889facbeSLen Brown unsigned int has_epb; 585a63426eSLen Brown unsigned int do_irtl_snb; 595a63426eSLen Brown unsigned int do_irtl_hsw; 60fc04cc67SLen Brown unsigned int units = 1000000; /* MHz etc */ 61103a8feaSLen Brown unsigned int genuine_intel; 6234041551SLen Brown unsigned int authentic_amd; 6334041551SLen Brown unsigned int max_level, max_extended_level; 64103a8feaSLen Brown unsigned int has_invariant_tsc; 65d7899447SLen Brown unsigned int do_nhm_platform_info; 66cf4cbe53SLen Brown unsigned int no_MSR_MISC_PWR_MGMT; 67b2b34dfeSHubert Chrzaniuk unsigned int aperf_mperf_multiplier = 1; 68103a8feaSLen Brown double bclk; 69a2b7b749SLen Brown double base_hz; 7021ed5574SLen Brown unsigned int has_base_hz; 71a2b7b749SLen Brown double tsc_tweak = 1.0; 72c98d5d94SLen Brown unsigned int show_pkg_only; 73c98d5d94SLen Brown unsigned int show_core_only; 74c98d5d94SLen Brown char *output_buffer, *outp; 75889facbeSLen Brown unsigned int do_rapl; 76889facbeSLen Brown unsigned int do_dts; 77889facbeSLen Brown unsigned int do_ptm; 78fdf676e5SLen Brown unsigned long long gfx_cur_rc6_ms; 79be0e54c4SLen Brown unsigned long long cpuidle_cur_cpu_lpi_us; 80be0e54c4SLen Brown unsigned long long cpuidle_cur_sys_lpi_us; 8127d47356SLen Brown unsigned int gfx_cur_mhz; 82889facbeSLen Brown unsigned int tcc_activation_temp; 83889facbeSLen Brown unsigned int tcc_activation_temp_override; 8440ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units; 8540ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units; 86889facbeSLen Brown double rapl_joule_counter_range; 873a9a941dSLen Brown unsigned int do_core_perf_limit_reasons; 88ac980e13SArtem Bityutskiy unsigned int has_automatic_cstate_conversion; 893a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons; 903a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons; 918a5bdf41SLen Brown unsigned int crystal_hz; 928a5bdf41SLen Brown unsigned long long tsc_hz; 937ce7d5deSPrarit Bhargava int base_cpu; 9421ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model); 957f5c258eSLen Brown unsigned int has_hwp; /* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */ 967f5c258eSLen Brown /* IA32_HWP_REQUEST, IA32_HWP_STATUS */ 977f5c258eSLen Brown unsigned int has_hwp_notify; /* IA32_HWP_INTERRUPT */ 987f5c258eSLen Brown unsigned int has_hwp_activity_window; /* IA32_HWP_REQUEST[bits 41:32] */ 997f5c258eSLen Brown unsigned int has_hwp_epp; /* IA32_HWP_REQUEST[bits 31:24] */ 1007f5c258eSLen Brown unsigned int has_hwp_pkg; /* IA32_HWP_REQUEST_PKG */ 10133148d67SLen Brown unsigned int has_misc_feature_control; 1024c2122d4SLen Brown unsigned int first_counter_read = 1; 103*c026c236SArtem Bityutskiy int ignore_stdin; 104889facbeSLen Brown 105889facbeSLen Brown #define RAPL_PKG (1 << 0) 106e6f9bb3cSLen Brown /* 0x610 MSR_PKG_POWER_LIMIT */ 107e6f9bb3cSLen Brown /* 0x611 MSR_PKG_ENERGY_STATUS */ 108e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS (1 << 1) 109e6f9bb3cSLen Brown /* 0x613 MSR_PKG_PERF_STATUS */ 110e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO (1 << 2) 111e6f9bb3cSLen Brown /* 0x614 MSR_PKG_POWER_INFO */ 112e6f9bb3cSLen Brown 113889facbeSLen Brown #define RAPL_DRAM (1 << 3) 114e6f9bb3cSLen Brown /* 0x618 MSR_DRAM_POWER_LIMIT */ 115e6f9bb3cSLen Brown /* 0x619 MSR_DRAM_ENERGY_STATUS */ 116e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS (1 << 4) 117e6f9bb3cSLen Brown /* 0x61b MSR_DRAM_PERF_STATUS */ 1180b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO (1 << 5) 1190b2bb692SLen Brown /* 0x61c MSR_DRAM_POWER_INFO */ 120e6f9bb3cSLen Brown 1219148494cSJacob Pan #define RAPL_CORES_POWER_LIMIT (1 << 6) 122e6f9bb3cSLen Brown /* 0x638 MSR_PP0_POWER_LIMIT */ 1230b2bb692SLen Brown #define RAPL_CORE_POLICY (1 << 7) 124e6f9bb3cSLen Brown /* 0x63a MSR_PP0_POLICY */ 125e6f9bb3cSLen Brown 1260b2bb692SLen Brown #define RAPL_GFX (1 << 8) 127e6f9bb3cSLen Brown /* 0x640 MSR_PP1_POWER_LIMIT */ 128e6f9bb3cSLen Brown /* 0x641 MSR_PP1_ENERGY_STATUS */ 129e6f9bb3cSLen Brown /* 0x642 MSR_PP1_POLICY */ 1309148494cSJacob Pan 1319148494cSJacob Pan #define RAPL_CORES_ENERGY_STATUS (1 << 9) 1329148494cSJacob Pan /* 0x639 MSR_PP0_ENERGY_STATUS */ 1339392bd98SCalvin Walton #define RAPL_PER_CORE_ENERGY (1 << 10) 1349392bd98SCalvin Walton /* Indicates cores energy collection is per-core, 1359392bd98SCalvin Walton * not per-package. */ 1369392bd98SCalvin Walton #define RAPL_AMD_F17H (1 << 11) 1379392bd98SCalvin Walton /* 0xc0010299 MSR_RAPL_PWR_UNIT */ 1389392bd98SCalvin Walton /* 0xc001029a MSR_CORE_ENERGY_STAT */ 1399392bd98SCalvin Walton /* 0xc001029b MSR_PKG_ENERGY_STAT */ 1409148494cSJacob Pan #define RAPL_CORES (RAPL_CORES_ENERGY_STATUS | RAPL_CORES_POWER_LIMIT) 141889facbeSLen Brown #define TJMAX_DEFAULT 100 142889facbeSLen Brown 1439392bd98SCalvin Walton /* MSRs that are not yet in the kernel-provided header. */ 1449392bd98SCalvin Walton #define MSR_RAPL_PWR_UNIT 0xc0010299 1459392bd98SCalvin Walton #define MSR_CORE_ENERGY_STAT 0xc001029a 1469392bd98SCalvin Walton #define MSR_PKG_ENERGY_STAT 0xc001029b 1479392bd98SCalvin Walton 148889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b)) 149103a8feaSLen Brown 150388e9c81SLen Brown /* 151388e9c81SLen Brown * buffer size used by sscanf() for added column names 152388e9c81SLen Brown * Usually truncated to 7 characters, but also handles 18 columns for raw 64-bit counters 153388e9c81SLen Brown */ 154388e9c81SLen Brown #define NAME_BYTES 20 155495c7654SLen Brown #define PATH_BYTES 128 156388e9c81SLen Brown 157103a8feaSLen Brown int backwards_count; 158103a8feaSLen Brown char *progname; 159103a8feaSLen Brown 1601ef7d21aSLen Brown #define CPU_SUBSET_MAXCPUS 1024 /* need to use before probe... */ 1611ef7d21aSLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set, *cpu_subset; 1621ef7d21aSLen Brown size_t cpu_present_setsize, cpu_affinity_setsize, cpu_subset_size; 1630748eaf0SLen Brown #define MAX_ADDED_COUNTERS 8 1640748eaf0SLen Brown #define MAX_ADDED_THREAD_COUNTERS 24 1650e2d8f05SLen Brown #define BITMASK_SIZE 32 166c98d5d94SLen Brown 167c98d5d94SLen Brown struct thread_data { 168f4fdf2b4SLen Brown struct timeval tv_begin; 169f4fdf2b4SLen Brown struct timeval tv_end; 170d4794f25SYazen Ghannam struct timeval tv_delta; 171c98d5d94SLen Brown unsigned long long tsc; 172c98d5d94SLen Brown unsigned long long aperf; 173c98d5d94SLen Brown unsigned long long mperf; 174144b44b1SLen Brown unsigned long long c1; 1750de6c0dfSLen Brown unsigned long long irq_count; 1761ed51011SLen Brown unsigned int smi_count; 177c98d5d94SLen Brown unsigned int cpu_id; 1784c2122d4SLen Brown unsigned int apic_id; 1794c2122d4SLen Brown unsigned int x2apic_id; 180c98d5d94SLen Brown unsigned int flags; 181c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE 0x2 182c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE 0x4 1830748eaf0SLen Brown unsigned long long counter[MAX_ADDED_THREAD_COUNTERS]; 184c98d5d94SLen Brown } *thread_even, *thread_odd; 185c98d5d94SLen Brown 186c98d5d94SLen Brown struct core_data { 187c98d5d94SLen Brown unsigned long long c3; 188c98d5d94SLen Brown unsigned long long c6; 189c98d5d94SLen Brown unsigned long long c7; 1900539ba11SLen Brown unsigned long long mc6_us; /* duplicate as per-core for now, even though per module */ 191889facbeSLen Brown unsigned int core_temp_c; 1929392bd98SCalvin Walton unsigned int core_energy; /* MSR_CORE_ENERGY_STAT */ 193c98d5d94SLen Brown unsigned int core_id; 194678a3bd1SLen Brown unsigned long long counter[MAX_ADDED_COUNTERS]; 195c98d5d94SLen Brown } *core_even, *core_odd; 196c98d5d94SLen Brown 197c98d5d94SLen Brown struct pkg_data { 198c98d5d94SLen Brown unsigned long long pc2; 199c98d5d94SLen Brown unsigned long long pc3; 200c98d5d94SLen Brown unsigned long long pc6; 201c98d5d94SLen Brown unsigned long long pc7; 202ca58710fSKristen Carlson Accardi unsigned long long pc8; 203ca58710fSKristen Carlson Accardi unsigned long long pc9; 204ca58710fSKristen Carlson Accardi unsigned long long pc10; 205be0e54c4SLen Brown unsigned long long cpu_lpi; 206be0e54c4SLen Brown unsigned long long sys_lpi; 2070b2bb692SLen Brown unsigned long long pkg_wtd_core_c0; 2080b2bb692SLen Brown unsigned long long pkg_any_core_c0; 2090b2bb692SLen Brown unsigned long long pkg_any_gfxe_c0; 2100b2bb692SLen Brown unsigned long long pkg_both_core_gfxe_c0; 2119185e988SLen Brown long long gfx_rc6_ms; 21227d47356SLen Brown unsigned int gfx_mhz; 213c98d5d94SLen Brown unsigned int package_id; 214889facbeSLen Brown unsigned int energy_pkg; /* MSR_PKG_ENERGY_STATUS */ 215889facbeSLen Brown unsigned int energy_dram; /* MSR_DRAM_ENERGY_STATUS */ 216889facbeSLen Brown unsigned int energy_cores; /* MSR_PP0_ENERGY_STATUS */ 217889facbeSLen Brown unsigned int energy_gfx; /* MSR_PP1_ENERGY_STATUS */ 218889facbeSLen Brown unsigned int rapl_pkg_perf_status; /* MSR_PKG_PERF_STATUS */ 219889facbeSLen Brown unsigned int rapl_dram_perf_status; /* MSR_DRAM_PERF_STATUS */ 220889facbeSLen Brown unsigned int pkg_temp_c; 221678a3bd1SLen Brown unsigned long long counter[MAX_ADDED_COUNTERS]; 222c98d5d94SLen Brown } *package_even, *package_odd; 223c98d5d94SLen Brown 224c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd 225c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even 226c98d5d94SLen Brown 22740f5cfe7SPrarit Bhargava #define GET_THREAD(thread_base, thread_no, core_no, node_no, pkg_no) \ 22840f5cfe7SPrarit Bhargava ((thread_base) + \ 22940f5cfe7SPrarit Bhargava ((pkg_no) * \ 23040f5cfe7SPrarit Bhargava topo.nodes_per_pkg * topo.cores_per_node * topo.threads_per_core) + \ 23140f5cfe7SPrarit Bhargava ((node_no) * topo.cores_per_node * topo.threads_per_core) + \ 23240f5cfe7SPrarit Bhargava ((core_no) * topo.threads_per_core) + \ 23340f5cfe7SPrarit Bhargava (thread_no)) 23440f5cfe7SPrarit Bhargava 23540f5cfe7SPrarit Bhargava #define GET_CORE(core_base, core_no, node_no, pkg_no) \ 23640f5cfe7SPrarit Bhargava ((core_base) + \ 23740f5cfe7SPrarit Bhargava ((pkg_no) * topo.nodes_per_pkg * topo.cores_per_node) + \ 23840f5cfe7SPrarit Bhargava ((node_no) * topo.cores_per_node) + \ 23940f5cfe7SPrarit Bhargava (core_no)) 24040f5cfe7SPrarit Bhargava 24140f5cfe7SPrarit Bhargava 242c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no) 243c98d5d94SLen Brown 244388e9c81SLen Brown enum counter_scope {SCOPE_CPU, SCOPE_CORE, SCOPE_PACKAGE}; 24541618e63SLen Brown enum counter_type {COUNTER_ITEMS, COUNTER_CYCLES, COUNTER_SECONDS, COUNTER_USEC}; 246388e9c81SLen Brown enum counter_format {FORMAT_RAW, FORMAT_DELTA, FORMAT_PERCENT}; 247388e9c81SLen Brown 248388e9c81SLen Brown struct msr_counter { 249388e9c81SLen Brown unsigned int msr_num; 250388e9c81SLen Brown char name[NAME_BYTES]; 251495c7654SLen Brown char path[PATH_BYTES]; 252388e9c81SLen Brown unsigned int width; 253388e9c81SLen Brown enum counter_type type; 254388e9c81SLen Brown enum counter_format format; 255388e9c81SLen Brown struct msr_counter *next; 256812db3f7SLen Brown unsigned int flags; 257812db3f7SLen Brown #define FLAGS_HIDE (1 << 0) 258812db3f7SLen Brown #define FLAGS_SHOW (1 << 1) 25941618e63SLen Brown #define SYSFS_PERCPU (1 << 1) 260388e9c81SLen Brown }; 261388e9c81SLen Brown 262388e9c81SLen Brown struct sys_counters { 263678a3bd1SLen Brown unsigned int added_thread_counters; 264678a3bd1SLen Brown unsigned int added_core_counters; 265678a3bd1SLen Brown unsigned int added_package_counters; 266388e9c81SLen Brown struct msr_counter *tp; 267388e9c81SLen Brown struct msr_counter *cp; 268388e9c81SLen Brown struct msr_counter *pp; 269388e9c81SLen Brown } sys; 270388e9c81SLen Brown 271c98d5d94SLen Brown struct system_summary { 272c98d5d94SLen Brown struct thread_data threads; 273c98d5d94SLen Brown struct core_data cores; 274c98d5d94SLen Brown struct pkg_data packages; 275388e9c81SLen Brown } average; 276c98d5d94SLen Brown 2770e2d8f05SLen Brown struct cpu_topology { 2780e2d8f05SLen Brown int physical_package_id; 2796de68fe1SLen Brown int die_id; 2800e2d8f05SLen Brown int logical_cpu_id; 281ef605741SPrarit Bhargava int physical_node_id; 282ef605741SPrarit Bhargava int logical_node_id; /* 0-based count within the package */ 2830e2d8f05SLen Brown int physical_core_id; 2848cb48b32SPrarit Bhargava int thread_id; 2850e2d8f05SLen Brown cpu_set_t *put_ids; /* Processing Unit/Thread IDs */ 2860e2d8f05SLen Brown } *cpus; 287c98d5d94SLen Brown 288c98d5d94SLen Brown struct topo_params { 289c98d5d94SLen Brown int num_packages; 2906de68fe1SLen Brown int num_die; 291103a8feaSLen Brown int num_cpus; 292c98d5d94SLen Brown int num_cores; 293c98d5d94SLen Brown int max_cpu_num; 294ef605741SPrarit Bhargava int max_node_num; 29570a9c6e8SPrarit Bhargava int nodes_per_pkg; 29670a9c6e8SPrarit Bhargava int cores_per_node; 29770a9c6e8SPrarit Bhargava int threads_per_core; 298c98d5d94SLen Brown } topo; 299103a8feaSLen Brown 300c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta; 301103a8feaSLen Brown 302562a2d37SLen Brown int *irq_column_2_cpu; /* /proc/interrupts column numbers */ 303562a2d37SLen Brown int *irqs_per_cpu; /* indexed by cpu_num */ 304562a2d37SLen Brown 305c98d5d94SLen Brown void setup_all_buffers(void); 306103a8feaSLen Brown 307c98d5d94SLen Brown int cpu_is_not_present(int cpu) 308d15cf7c1SLen Brown { 309c98d5d94SLen Brown return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set); 310c98d5d94SLen Brown } 311c98d5d94SLen Brown /* 312c98d5d94SLen Brown * run func(thread, core, package) in topology order 313c98d5d94SLen Brown * skip non-present cpus 314c98d5d94SLen Brown */ 315c98d5d94SLen Brown 316c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *), 317c98d5d94SLen Brown struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base) 318c98d5d94SLen Brown { 31940f5cfe7SPrarit Bhargava int retval, pkg_no, core_no, thread_no, node_no; 320c98d5d94SLen Brown 321c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 322df2f677dSLen Brown for (node_no = 0; node_no < topo.nodes_per_pkg; node_no++) { 32370a9c6e8SPrarit Bhargava for (core_no = 0; core_no < topo.cores_per_node; ++core_no) { 324c98d5d94SLen Brown for (thread_no = 0; thread_no < 32570a9c6e8SPrarit Bhargava topo.threads_per_core; ++thread_no) { 326c98d5d94SLen Brown struct thread_data *t; 327c98d5d94SLen Brown struct core_data *c; 328c98d5d94SLen Brown struct pkg_data *p; 329c98d5d94SLen Brown 33040f5cfe7SPrarit Bhargava t = GET_THREAD(thread_base, thread_no, 33140f5cfe7SPrarit Bhargava core_no, node_no, 33240f5cfe7SPrarit Bhargava pkg_no); 333c98d5d94SLen Brown 334c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 335c98d5d94SLen Brown continue; 336c98d5d94SLen Brown 33740f5cfe7SPrarit Bhargava c = GET_CORE(core_base, core_no, 33840f5cfe7SPrarit Bhargava node_no, pkg_no); 339c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 340c98d5d94SLen Brown 341c98d5d94SLen Brown retval = func(t, c, p); 342c98d5d94SLen Brown if (retval) 343c98d5d94SLen Brown return retval; 344c98d5d94SLen Brown } 345c98d5d94SLen Brown } 346c98d5d94SLen Brown } 34740f5cfe7SPrarit Bhargava } 348d15cf7c1SLen Brown return 0; 349d15cf7c1SLen Brown } 350d15cf7c1SLen Brown 35188c3281fSLen Brown int cpu_migrate(int cpu) 35288c3281fSLen Brown { 353c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 354c98d5d94SLen Brown CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set); 355c98d5d94SLen Brown if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1) 35688c3281fSLen Brown return -1; 35788c3281fSLen Brown else 35888c3281fSLen Brown return 0; 35988c3281fSLen Brown } 36036229897SLen Brown int get_msr_fd(int cpu) 361103a8feaSLen Brown { 362103a8feaSLen Brown char pathname[32]; 363103a8feaSLen Brown int fd; 364103a8feaSLen Brown 36536229897SLen Brown fd = fd_percpu[cpu]; 36636229897SLen Brown 36736229897SLen Brown if (fd) 36836229897SLen Brown return fd; 36936229897SLen Brown 370103a8feaSLen Brown sprintf(pathname, "/dev/cpu/%d/msr", cpu); 371103a8feaSLen Brown fd = open(pathname, O_RDONLY); 37215aaa346SLen Brown if (fd < 0) 37398481e79SLen Brown err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname); 374103a8feaSLen Brown 37536229897SLen Brown fd_percpu[cpu] = fd; 37636229897SLen Brown 37736229897SLen Brown return fd; 37836229897SLen Brown } 37936229897SLen Brown 38036229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr) 38136229897SLen Brown { 38236229897SLen Brown ssize_t retval; 38336229897SLen Brown 38436229897SLen Brown retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset); 38515aaa346SLen Brown 38698481e79SLen Brown if (retval != sizeof *msr) 387cf4cbe53SLen Brown err(-1, "cpu%d: msr offset 0x%llx read failed", cpu, (unsigned long long)offset); 38815aaa346SLen Brown 38915aaa346SLen Brown return 0; 390103a8feaSLen Brown } 391103a8feaSLen Brown 392fc04cc67SLen Brown /* 393bdd5ae3aSLen Brown * This list matches the column headers, except 394bdd5ae3aSLen Brown * 1. built-in only, the sysfs counters are not here -- we learn of those at run-time 395bdd5ae3aSLen Brown * 2. Core and CPU are moved to the end, we can't have strings that contain them 396bdd5ae3aSLen Brown * matching on them for --show and --hide. 397fc04cc67SLen Brown */ 398812db3f7SLen Brown struct msr_counter bic[] = { 3993f44a5c6SLen Brown { 0x0, "usec" }, 4003f44a5c6SLen Brown { 0x0, "Time_Of_Day_Seconds" }, 401812db3f7SLen Brown { 0x0, "Package" }, 402bdd5ae3aSLen Brown { 0x0, "Node" }, 403812db3f7SLen Brown { 0x0, "Avg_MHz" }, 404bdd5ae3aSLen Brown { 0x0, "Busy%" }, 405812db3f7SLen Brown { 0x0, "Bzy_MHz" }, 406812db3f7SLen Brown { 0x0, "TSC_MHz" }, 407812db3f7SLen Brown { 0x0, "IRQ" }, 408495c7654SLen Brown { 0x0, "SMI", "", 32, 0, FORMAT_DELTA, NULL}, 409bdd5ae3aSLen Brown { 0x0, "sysfs" }, 410812db3f7SLen Brown { 0x0, "CPU%c1" }, 411812db3f7SLen Brown { 0x0, "CPU%c3" }, 412812db3f7SLen Brown { 0x0, "CPU%c6" }, 413812db3f7SLen Brown { 0x0, "CPU%c7" }, 414812db3f7SLen Brown { 0x0, "ThreadC" }, 415812db3f7SLen Brown { 0x0, "CoreTmp" }, 416812db3f7SLen Brown { 0x0, "CoreCnt" }, 417812db3f7SLen Brown { 0x0, "PkgTmp" }, 418812db3f7SLen Brown { 0x0, "GFX%rc6" }, 419812db3f7SLen Brown { 0x0, "GFXMHz" }, 420812db3f7SLen Brown { 0x0, "Pkg%pc2" }, 421812db3f7SLen Brown { 0x0, "Pkg%pc3" }, 422812db3f7SLen Brown { 0x0, "Pkg%pc6" }, 423812db3f7SLen Brown { 0x0, "Pkg%pc7" }, 4240f47c08dSLen Brown { 0x0, "Pkg%pc8" }, 4250f47c08dSLen Brown { 0x0, "Pkg%pc9" }, 4264bd1f8f2SLen Brown { 0x0, "Pk%pc10" }, 427be0e54c4SLen Brown { 0x0, "CPU%LPI" }, 428be0e54c4SLen Brown { 0x0, "SYS%LPI" }, 429812db3f7SLen Brown { 0x0, "PkgWatt" }, 430812db3f7SLen Brown { 0x0, "CorWatt" }, 431812db3f7SLen Brown { 0x0, "GFXWatt" }, 432812db3f7SLen Brown { 0x0, "PkgCnt" }, 433812db3f7SLen Brown { 0x0, "RAMWatt" }, 434812db3f7SLen Brown { 0x0, "PKG_%" }, 435812db3f7SLen Brown { 0x0, "RAM_%" }, 436812db3f7SLen Brown { 0x0, "Pkg_J" }, 437812db3f7SLen Brown { 0x0, "Cor_J" }, 438812db3f7SLen Brown { 0x0, "GFX_J" }, 439812db3f7SLen Brown { 0x0, "RAM_J" }, 4400539ba11SLen Brown { 0x0, "Mod%c6" }, 441a99d8730SLen Brown { 0x0, "Totl%C0" }, 442a99d8730SLen Brown { 0x0, "Any%C0" }, 443a99d8730SLen Brown { 0x0, "GFX%C0" }, 444a99d8730SLen Brown { 0x0, "CPUGFX%" }, 445bdd5ae3aSLen Brown { 0x0, "Core" }, 446bdd5ae3aSLen Brown { 0x0, "CPU" }, 4474c2122d4SLen Brown { 0x0, "APIC" }, 4484c2122d4SLen Brown { 0x0, "X2APIC" }, 4496de68fe1SLen Brown { 0x0, "Die" }, 450812db3f7SLen Brown }; 451812db3f7SLen Brown 452812db3f7SLen Brown #define MAX_BIC (sizeof(bic) / sizeof(struct msr_counter)) 4533f44a5c6SLen Brown #define BIC_USEC (1ULL << 0) 4543f44a5c6SLen Brown #define BIC_TOD (1ULL << 1) 4553f44a5c6SLen Brown #define BIC_Package (1ULL << 2) 456bdd5ae3aSLen Brown #define BIC_Node (1ULL << 3) 457bdd5ae3aSLen Brown #define BIC_Avg_MHz (1ULL << 4) 458bdd5ae3aSLen Brown #define BIC_Busy (1ULL << 5) 459bdd5ae3aSLen Brown #define BIC_Bzy_MHz (1ULL << 6) 460bdd5ae3aSLen Brown #define BIC_TSC_MHz (1ULL << 7) 461bdd5ae3aSLen Brown #define BIC_IRQ (1ULL << 8) 462bdd5ae3aSLen Brown #define BIC_SMI (1ULL << 9) 463bdd5ae3aSLen Brown #define BIC_sysfs (1ULL << 10) 464bdd5ae3aSLen Brown #define BIC_CPU_c1 (1ULL << 11) 465bdd5ae3aSLen Brown #define BIC_CPU_c3 (1ULL << 12) 466bdd5ae3aSLen Brown #define BIC_CPU_c6 (1ULL << 13) 467bdd5ae3aSLen Brown #define BIC_CPU_c7 (1ULL << 14) 468bdd5ae3aSLen Brown #define BIC_ThreadC (1ULL << 15) 469bdd5ae3aSLen Brown #define BIC_CoreTmp (1ULL << 16) 470bdd5ae3aSLen Brown #define BIC_CoreCnt (1ULL << 17) 471bdd5ae3aSLen Brown #define BIC_PkgTmp (1ULL << 18) 472bdd5ae3aSLen Brown #define BIC_GFX_rc6 (1ULL << 19) 473bdd5ae3aSLen Brown #define BIC_GFXMHz (1ULL << 20) 474bdd5ae3aSLen Brown #define BIC_Pkgpc2 (1ULL << 21) 475bdd5ae3aSLen Brown #define BIC_Pkgpc3 (1ULL << 22) 476bdd5ae3aSLen Brown #define BIC_Pkgpc6 (1ULL << 23) 477bdd5ae3aSLen Brown #define BIC_Pkgpc7 (1ULL << 24) 478bdd5ae3aSLen Brown #define BIC_Pkgpc8 (1ULL << 25) 479bdd5ae3aSLen Brown #define BIC_Pkgpc9 (1ULL << 26) 480bdd5ae3aSLen Brown #define BIC_Pkgpc10 (1ULL << 27) 481bdd5ae3aSLen Brown #define BIC_CPU_LPI (1ULL << 28) 482bdd5ae3aSLen Brown #define BIC_SYS_LPI (1ULL << 29) 483bdd5ae3aSLen Brown #define BIC_PkgWatt (1ULL << 30) 484bdd5ae3aSLen Brown #define BIC_CorWatt (1ULL << 31) 485bdd5ae3aSLen Brown #define BIC_GFXWatt (1ULL << 32) 486bdd5ae3aSLen Brown #define BIC_PkgCnt (1ULL << 33) 487bdd5ae3aSLen Brown #define BIC_RAMWatt (1ULL << 34) 488bdd5ae3aSLen Brown #define BIC_PKG__ (1ULL << 35) 489bdd5ae3aSLen Brown #define BIC_RAM__ (1ULL << 36) 490bdd5ae3aSLen Brown #define BIC_Pkg_J (1ULL << 37) 491bdd5ae3aSLen Brown #define BIC_Cor_J (1ULL << 38) 492bdd5ae3aSLen Brown #define BIC_GFX_J (1ULL << 39) 493bdd5ae3aSLen Brown #define BIC_RAM_J (1ULL << 40) 494bdd5ae3aSLen Brown #define BIC_Mod_c6 (1ULL << 41) 495bdd5ae3aSLen Brown #define BIC_Totl_c0 (1ULL << 42) 496bdd5ae3aSLen Brown #define BIC_Any_c0 (1ULL << 43) 497bdd5ae3aSLen Brown #define BIC_GFX_c0 (1ULL << 44) 498bdd5ae3aSLen Brown #define BIC_CPUGFX (1ULL << 45) 499bdd5ae3aSLen Brown #define BIC_Core (1ULL << 46) 500bdd5ae3aSLen Brown #define BIC_CPU (1ULL << 47) 5014c2122d4SLen Brown #define BIC_APIC (1ULL << 48) 5024c2122d4SLen Brown #define BIC_X2APIC (1ULL << 49) 5036de68fe1SLen Brown #define BIC_Die (1ULL << 50) 504812db3f7SLen Brown 5054c2122d4SLen Brown #define BIC_DISABLED_BY_DEFAULT (BIC_USEC | BIC_TOD | BIC_APIC | BIC_X2APIC) 5063f44a5c6SLen Brown 5073f44a5c6SLen Brown unsigned long long bic_enabled = (0xFFFFFFFFFFFFFFFFULL & ~BIC_DISABLED_BY_DEFAULT); 5084c2122d4SLen Brown unsigned long long bic_present = BIC_USEC | BIC_TOD | BIC_sysfs | BIC_APIC | BIC_X2APIC; 509812db3f7SLen Brown 510812db3f7SLen Brown #define DO_BIC(COUNTER_NAME) (bic_enabled & bic_present & COUNTER_NAME) 5113f44a5c6SLen Brown #define ENABLE_BIC(COUNTER_NAME) (bic_enabled |= COUNTER_NAME) 512812db3f7SLen Brown #define BIC_PRESENT(COUNTER_BIT) (bic_present |= COUNTER_BIT) 5130f47c08dSLen Brown #define BIC_NOT_PRESENT(COUNTER_BIT) (bic_present &= ~COUNTER_BIT) 514812db3f7SLen Brown 5153f44a5c6SLen Brown 516dd778a5eSLen Brown #define MAX_DEFERRED 16 517dd778a5eSLen Brown char *deferred_skip_names[MAX_DEFERRED]; 518dd778a5eSLen Brown int deferred_skip_index; 519dd778a5eSLen Brown 520dd778a5eSLen Brown /* 521dd778a5eSLen Brown * HIDE_LIST - hide this list of counters, show the rest [default] 522dd778a5eSLen Brown * SHOW_LIST - show this list of counters, hide the rest 523dd778a5eSLen Brown */ 524dd778a5eSLen Brown enum show_hide_mode { SHOW_LIST, HIDE_LIST } global_show_hide_mode = HIDE_LIST; 525dd778a5eSLen Brown 526dd778a5eSLen Brown void help(void) 527dd778a5eSLen Brown { 528dd778a5eSLen Brown fprintf(outf, 529dd778a5eSLen Brown "Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n" 530dd778a5eSLen Brown "\n" 531dd778a5eSLen Brown "Turbostat forks the specified COMMAND and prints statistics\n" 532dd778a5eSLen Brown "when COMMAND completes.\n" 533dd778a5eSLen Brown "If no COMMAND is specified, turbostat wakes every 5-seconds\n" 534dd778a5eSLen Brown "to print statistics, until interrupted.\n" 535cc481650SNathan Ciobanu " -a, --add add a counter\n" 536dd778a5eSLen Brown " eg. --add msr0x10,u64,cpu,delta,MY_TSC\n" 537cc481650SNathan Ciobanu " -c, --cpu cpu-set limit output to summary plus cpu-set:\n" 538dd778a5eSLen Brown " {core | package | j,k,l..m,n-p }\n" 5399ce80578SNathan Ciobanu " -d, --debug displays usec, Time_Of_Day_Seconds and more debugging\n" 5409ce80578SNathan Ciobanu " -D, --Dump displays the raw counter values\n" 5419ce80578SNathan Ciobanu " -e, --enable [all | column]\n" 5429ce80578SNathan Ciobanu " shows all or the specified disabled column\n" 5439ce80578SNathan Ciobanu " -H, --hide [column|column,column,...]\n" 5449ce80578SNathan Ciobanu " hide the specified column(s)\n" 545cc481650SNathan Ciobanu " -i, --interval sec.subsec\n" 546cc481650SNathan Ciobanu " Override default 5-second measurement interval\n" 5479ce80578SNathan Ciobanu " -J, --Joules displays energy in Joules instead of Watts\n" 548cc481650SNathan Ciobanu " -l, --list list column headers only\n" 549cc481650SNathan Ciobanu " -n, --num_iterations num\n" 550cc481650SNathan Ciobanu " number of the measurement iterations\n" 551cc481650SNathan Ciobanu " -o, --out file\n" 552cc481650SNathan Ciobanu " create or truncate \"file\" for all output\n" 553cc481650SNathan Ciobanu " -q, --quiet skip decoding system configuration header\n" 5549ce80578SNathan Ciobanu " -s, --show [column|column,column,...]\n" 5559ce80578SNathan Ciobanu " show only the specified column(s)\n" 5569ce80578SNathan Ciobanu " -S, --Summary\n" 5579ce80578SNathan Ciobanu " limits output to 1-line system summary per interval\n" 5589ce80578SNathan Ciobanu " -T, --TCC temperature\n" 5599ce80578SNathan Ciobanu " sets the Thermal Control Circuit temperature in\n" 5609ce80578SNathan Ciobanu " degrees Celsius\n" 561cc481650SNathan Ciobanu " -h, --help print this help message\n" 562cc481650SNathan Ciobanu " -v, --version print version information\n" 563dd778a5eSLen Brown "\n" 564dd778a5eSLen Brown "For more help, run \"man turbostat\"\n"); 565dd778a5eSLen Brown } 566dd778a5eSLen Brown 567812db3f7SLen Brown /* 568812db3f7SLen Brown * bic_lookup 569812db3f7SLen Brown * for all the strings in comma separate name_list, 570812db3f7SLen Brown * set the approprate bit in return value. 571812db3f7SLen Brown */ 572dd778a5eSLen Brown unsigned long long bic_lookup(char *name_list, enum show_hide_mode mode) 573812db3f7SLen Brown { 574812db3f7SLen Brown int i; 575812db3f7SLen Brown unsigned long long retval = 0; 576812db3f7SLen Brown 577812db3f7SLen Brown while (name_list) { 578812db3f7SLen Brown char *comma; 579812db3f7SLen Brown 580812db3f7SLen Brown comma = strchr(name_list, ','); 581812db3f7SLen Brown 582812db3f7SLen Brown if (comma) 583812db3f7SLen Brown *comma = '\0'; 584812db3f7SLen Brown 5853f44a5c6SLen Brown if (!strcmp(name_list, "all")) 5863f44a5c6SLen Brown return ~0; 5873f44a5c6SLen Brown 588812db3f7SLen Brown for (i = 0; i < MAX_BIC; ++i) { 589812db3f7SLen Brown if (!strcmp(name_list, bic[i].name)) { 590812db3f7SLen Brown retval |= (1ULL << i); 591812db3f7SLen Brown break; 592812db3f7SLen Brown } 593812db3f7SLen Brown } 594812db3f7SLen Brown if (i == MAX_BIC) { 595dd778a5eSLen Brown if (mode == SHOW_LIST) { 596812db3f7SLen Brown fprintf(stderr, "Invalid counter name: %s\n", name_list); 597812db3f7SLen Brown exit(-1); 598812db3f7SLen Brown } 599dd778a5eSLen Brown deferred_skip_names[deferred_skip_index++] = name_list; 600dd778a5eSLen Brown if (debug) 601dd778a5eSLen Brown fprintf(stderr, "deferred \"%s\"\n", name_list); 602dd778a5eSLen Brown if (deferred_skip_index >= MAX_DEFERRED) { 603dd778a5eSLen Brown fprintf(stderr, "More than max %d un-recognized --skip options '%s'\n", 604dd778a5eSLen Brown MAX_DEFERRED, name_list); 605dd778a5eSLen Brown help(); 606dd778a5eSLen Brown exit(1); 607dd778a5eSLen Brown } 608dd778a5eSLen Brown } 609812db3f7SLen Brown 610812db3f7SLen Brown name_list = comma; 611812db3f7SLen Brown if (name_list) 612812db3f7SLen Brown name_list++; 613812db3f7SLen Brown 614812db3f7SLen Brown } 615812db3f7SLen Brown return retval; 616812db3f7SLen Brown } 617fc04cc67SLen Brown 618dd778a5eSLen Brown 619c8ade361SLen Brown void print_header(char *delim) 620103a8feaSLen Brown { 621388e9c81SLen Brown struct msr_counter *mp; 6226168c2e0SLen Brown int printed = 0; 623388e9c81SLen Brown 6243f44a5c6SLen Brown if (DO_BIC(BIC_USEC)) 6253f44a5c6SLen Brown outp += sprintf(outp, "%susec", (printed++ ? delim : "")); 6263f44a5c6SLen Brown if (DO_BIC(BIC_TOD)) 6273f44a5c6SLen Brown outp += sprintf(outp, "%sTime_Of_Day_Seconds", (printed++ ? delim : "")); 628812db3f7SLen Brown if (DO_BIC(BIC_Package)) 6296168c2e0SLen Brown outp += sprintf(outp, "%sPackage", (printed++ ? delim : "")); 6306de68fe1SLen Brown if (DO_BIC(BIC_Die)) 6316de68fe1SLen Brown outp += sprintf(outp, "%sDie", (printed++ ? delim : "")); 63201235041SPrarit Bhargava if (DO_BIC(BIC_Node)) 63301235041SPrarit Bhargava outp += sprintf(outp, "%sNode", (printed++ ? delim : "")); 634812db3f7SLen Brown if (DO_BIC(BIC_Core)) 6356168c2e0SLen Brown outp += sprintf(outp, "%sCore", (printed++ ? delim : "")); 636812db3f7SLen Brown if (DO_BIC(BIC_CPU)) 6376168c2e0SLen Brown outp += sprintf(outp, "%sCPU", (printed++ ? delim : "")); 6384c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 6394c2122d4SLen Brown outp += sprintf(outp, "%sAPIC", (printed++ ? delim : "")); 6404c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 6414c2122d4SLen Brown outp += sprintf(outp, "%sX2APIC", (printed++ ? delim : "")); 642812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz)) 6436168c2e0SLen Brown outp += sprintf(outp, "%sAvg_MHz", (printed++ ? delim : "")); 644812db3f7SLen Brown if (DO_BIC(BIC_Busy)) 6456168c2e0SLen Brown outp += sprintf(outp, "%sBusy%%", (printed++ ? delim : "")); 646812db3f7SLen Brown if (DO_BIC(BIC_Bzy_MHz)) 6476168c2e0SLen Brown outp += sprintf(outp, "%sBzy_MHz", (printed++ ? delim : "")); 648812db3f7SLen Brown if (DO_BIC(BIC_TSC_MHz)) 6496168c2e0SLen Brown outp += sprintf(outp, "%sTSC_MHz", (printed++ ? delim : "")); 6501cc21f7bSLen Brown 6510de6c0dfSLen Brown if (DO_BIC(BIC_IRQ)) { 6520de6c0dfSLen Brown if (sums_need_wide_columns) 6536168c2e0SLen Brown outp += sprintf(outp, "%s IRQ", (printed++ ? delim : "")); 6540de6c0dfSLen Brown else 6556168c2e0SLen Brown outp += sprintf(outp, "%sIRQ", (printed++ ? delim : "")); 6560de6c0dfSLen Brown } 6570de6c0dfSLen Brown 658812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 6596168c2e0SLen Brown outp += sprintf(outp, "%sSMI", (printed++ ? delim : "")); 6601cc21f7bSLen Brown 661388e9c81SLen Brown for (mp = sys.tp; mp; mp = mp->next) { 662dd778a5eSLen Brown 663388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 664388e9c81SLen Brown if (mp->width == 64) 665dd778a5eSLen Brown outp += sprintf(outp, "%s%18.18s", (printed++ ? delim : ""), mp->name); 666388e9c81SLen Brown else 667dd778a5eSLen Brown outp += sprintf(outp, "%s%10.10s", (printed++ ? delim : ""), mp->name); 668388e9c81SLen Brown } else { 6690de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 670dd778a5eSLen Brown outp += sprintf(outp, "%s%8s", (printed++ ? delim : ""), mp->name); 6710de6c0dfSLen Brown else 672dd778a5eSLen Brown outp += sprintf(outp, "%s%s", (printed++ ? delim : ""), mp->name); 673388e9c81SLen Brown } 674388e9c81SLen Brown } 675388e9c81SLen Brown 67641618e63SLen Brown if (DO_BIC(BIC_CPU_c1)) 6776168c2e0SLen Brown outp += sprintf(outp, "%sCPU%%c1", (printed++ ? delim : "")); 678562855eeSLen Brown if (DO_BIC(BIC_CPU_c3)) 6796168c2e0SLen Brown outp += sprintf(outp, "%sCPU%%c3", (printed++ ? delim : "")); 680812db3f7SLen Brown if (DO_BIC(BIC_CPU_c6)) 6816168c2e0SLen Brown outp += sprintf(outp, "%sCPU%%c6", (printed++ ? delim : "")); 682812db3f7SLen Brown if (DO_BIC(BIC_CPU_c7)) 6836168c2e0SLen Brown outp += sprintf(outp, "%sCPU%%c7", (printed++ ? delim : "")); 684678a3bd1SLen Brown 6850539ba11SLen Brown if (DO_BIC(BIC_Mod_c6)) 6866168c2e0SLen Brown outp += sprintf(outp, "%sMod%%c6", (printed++ ? delim : "")); 687678a3bd1SLen Brown 688812db3f7SLen Brown if (DO_BIC(BIC_CoreTmp)) 6896168c2e0SLen Brown outp += sprintf(outp, "%sCoreTmp", (printed++ ? delim : "")); 690388e9c81SLen Brown 6919392bd98SCalvin Walton if (do_rapl && !rapl_joules) { 6929392bd98SCalvin Walton if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY)) 6939392bd98SCalvin Walton outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : "")); 6949392bd98SCalvin Walton } else if (do_rapl && rapl_joules) { 6959392bd98SCalvin Walton if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY)) 6969392bd98SCalvin Walton outp += sprintf(outp, "%sCor_J", (printed++ ? delim : "")); 6979392bd98SCalvin Walton } 6989392bd98SCalvin Walton 699388e9c81SLen Brown for (mp = sys.cp; mp; mp = mp->next) { 700388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 701388e9c81SLen Brown if (mp->width == 64) 702c8ade361SLen Brown outp += sprintf(outp, "%s%18.18s", delim, mp->name); 703388e9c81SLen Brown else 704c8ade361SLen Brown outp += sprintf(outp, "%s%10.10s", delim, mp->name); 705388e9c81SLen Brown } else { 7060de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 7070de6c0dfSLen Brown outp += sprintf(outp, "%s%8s", delim, mp->name); 7080de6c0dfSLen Brown else 709c8ade361SLen Brown outp += sprintf(outp, "%s%s", delim, mp->name); 710388e9c81SLen Brown } 711388e9c81SLen Brown } 712388e9c81SLen Brown 713812db3f7SLen Brown if (DO_BIC(BIC_PkgTmp)) 7146168c2e0SLen Brown outp += sprintf(outp, "%sPkgTmp", (printed++ ? delim : "")); 715889facbeSLen Brown 716812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) 7176168c2e0SLen Brown outp += sprintf(outp, "%sGFX%%rc6", (printed++ ? delim : "")); 718fdf676e5SLen Brown 719812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 7206168c2e0SLen Brown outp += sprintf(outp, "%sGFXMHz", (printed++ ? delim : "")); 72127d47356SLen Brown 722a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 7236168c2e0SLen Brown outp += sprintf(outp, "%sTotl%%C0", (printed++ ? delim : "")); 724a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 7256168c2e0SLen Brown outp += sprintf(outp, "%sAny%%C0", (printed++ ? delim : "")); 726a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 7276168c2e0SLen Brown outp += sprintf(outp, "%sGFX%%C0", (printed++ ? delim : "")); 728a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 7296168c2e0SLen Brown outp += sprintf(outp, "%sCPUGFX%%", (printed++ ? delim : "")); 7300b2bb692SLen Brown 7310f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc2)) 7326168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc2", (printed++ ? delim : "")); 7330f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 7346168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc3", (printed++ ? delim : "")); 7350f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 7366168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc6", (printed++ ? delim : "")); 7370f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 7386168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc7", (printed++ ? delim : "")); 7390f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc8)) 7406168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc8", (printed++ ? delim : "")); 7410f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc9)) 7426168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc9", (printed++ ? delim : "")); 7430f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc10)) 7446168c2e0SLen Brown outp += sprintf(outp, "%sPk%%pc10", (printed++ ? delim : "")); 745be0e54c4SLen Brown if (DO_BIC(BIC_CPU_LPI)) 746be0e54c4SLen Brown outp += sprintf(outp, "%sCPU%%LPI", (printed++ ? delim : "")); 747be0e54c4SLen Brown if (DO_BIC(BIC_SYS_LPI)) 748be0e54c4SLen Brown outp += sprintf(outp, "%sSYS%%LPI", (printed++ ? delim : "")); 749103a8feaSLen Brown 7505c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 751812db3f7SLen Brown if (DO_BIC(BIC_PkgWatt)) 7526168c2e0SLen Brown outp += sprintf(outp, "%sPkgWatt", (printed++ ? delim : "")); 7539392bd98SCalvin Walton if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY)) 7546168c2e0SLen Brown outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : "")); 755812db3f7SLen Brown if (DO_BIC(BIC_GFXWatt)) 7566168c2e0SLen Brown outp += sprintf(outp, "%sGFXWatt", (printed++ ? delim : "")); 757812db3f7SLen Brown if (DO_BIC(BIC_RAMWatt)) 7586168c2e0SLen Brown outp += sprintf(outp, "%sRAMWatt", (printed++ ? delim : "")); 759812db3f7SLen Brown if (DO_BIC(BIC_PKG__)) 7606168c2e0SLen Brown outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : "")); 761812db3f7SLen Brown if (DO_BIC(BIC_RAM__)) 7626168c2e0SLen Brown outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : "")); 763d7899447SLen Brown } else if (do_rapl && rapl_joules) { 764812db3f7SLen Brown if (DO_BIC(BIC_Pkg_J)) 7656168c2e0SLen Brown outp += sprintf(outp, "%sPkg_J", (printed++ ? delim : "")); 7669392bd98SCalvin Walton if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY)) 7676168c2e0SLen Brown outp += sprintf(outp, "%sCor_J", (printed++ ? delim : "")); 768812db3f7SLen Brown if (DO_BIC(BIC_GFX_J)) 7696168c2e0SLen Brown outp += sprintf(outp, "%sGFX_J", (printed++ ? delim : "")); 770812db3f7SLen Brown if (DO_BIC(BIC_RAM_J)) 7716168c2e0SLen Brown outp += sprintf(outp, "%sRAM_J", (printed++ ? delim : "")); 772812db3f7SLen Brown if (DO_BIC(BIC_PKG__)) 7736168c2e0SLen Brown outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : "")); 774812db3f7SLen Brown if (DO_BIC(BIC_RAM__)) 7756168c2e0SLen Brown outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : "")); 7765c56be9aSDirk Brandewie } 777388e9c81SLen Brown for (mp = sys.pp; mp; mp = mp->next) { 778388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 779388e9c81SLen Brown if (mp->width == 64) 780c8ade361SLen Brown outp += sprintf(outp, "%s%18.18s", delim, mp->name); 781388e9c81SLen Brown else 782c8ade361SLen Brown outp += sprintf(outp, "%s%10.10s", delim, mp->name); 783388e9c81SLen Brown } else { 7840de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 7850de6c0dfSLen Brown outp += sprintf(outp, "%s%8s", delim, mp->name); 7860de6c0dfSLen Brown else 787c8ade361SLen Brown outp += sprintf(outp, "%s%s", delim, mp->name); 788388e9c81SLen Brown } 789388e9c81SLen Brown } 790388e9c81SLen Brown 791c98d5d94SLen Brown outp += sprintf(outp, "\n"); 792103a8feaSLen Brown } 793103a8feaSLen Brown 794c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c, 795c98d5d94SLen Brown struct pkg_data *p) 796103a8feaSLen Brown { 797388e9c81SLen Brown int i; 798388e9c81SLen Brown struct msr_counter *mp; 799388e9c81SLen Brown 8003b4d5c7fSAndy Shevchenko outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p); 801c98d5d94SLen Brown 802c98d5d94SLen Brown if (t) { 8033b4d5c7fSAndy Shevchenko outp += sprintf(outp, "CPU: %d flags 0x%x\n", 8043b4d5c7fSAndy Shevchenko t->cpu_id, t->flags); 8053b4d5c7fSAndy Shevchenko outp += sprintf(outp, "TSC: %016llX\n", t->tsc); 8063b4d5c7fSAndy Shevchenko outp += sprintf(outp, "aperf: %016llX\n", t->aperf); 8073b4d5c7fSAndy Shevchenko outp += sprintf(outp, "mperf: %016llX\n", t->mperf); 8083b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c1: %016llX\n", t->c1); 8096886fee4SLen Brown 810812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 8110de6c0dfSLen Brown outp += sprintf(outp, "IRQ: %lld\n", t->irq_count); 812812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 813218f0e8dSLen Brown outp += sprintf(outp, "SMI: %d\n", t->smi_count); 814388e9c81SLen Brown 815388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 816388e9c81SLen Brown outp += sprintf(outp, "tADDED [%d] msr0x%x: %08llX\n", 817388e9c81SLen Brown i, mp->msr_num, t->counter[i]); 818388e9c81SLen Brown } 819103a8feaSLen Brown } 820103a8feaSLen Brown 821c98d5d94SLen Brown if (c) { 8223b4d5c7fSAndy Shevchenko outp += sprintf(outp, "core: %d\n", c->core_id); 8233b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c3: %016llX\n", c->c3); 8243b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c6: %016llX\n", c->c6); 8253b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c7: %016llX\n", c->c7); 8263b4d5c7fSAndy Shevchenko outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c); 8279392bd98SCalvin Walton outp += sprintf(outp, "Joules: %0X\n", c->core_energy); 828388e9c81SLen Brown 829388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 830388e9c81SLen Brown outp += sprintf(outp, "cADDED [%d] msr0x%x: %08llX\n", 831388e9c81SLen Brown i, mp->msr_num, c->counter[i]); 832388e9c81SLen Brown } 8330539ba11SLen Brown outp += sprintf(outp, "mc6_us: %016llX\n", c->mc6_us); 834c98d5d94SLen Brown } 835103a8feaSLen Brown 836c98d5d94SLen Brown if (p) { 8373b4d5c7fSAndy Shevchenko outp += sprintf(outp, "package: %d\n", p->package_id); 8380b2bb692SLen Brown 8390b2bb692SLen Brown outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0); 8400b2bb692SLen Brown outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0); 8410b2bb692SLen Brown outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0); 8420b2bb692SLen Brown outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0); 8430b2bb692SLen Brown 8443b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc2: %016llX\n", p->pc2); 8450f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 8463b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc3: %016llX\n", p->pc3); 8470f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 8483b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc6: %016llX\n", p->pc6); 8490f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 8503b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc7: %016llX\n", p->pc7); 8513b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc8: %016llX\n", p->pc8); 8523b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc9: %016llX\n", p->pc9); 8533b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc10: %016llX\n", p->pc10); 854be0e54c4SLen Brown outp += sprintf(outp, "cpu_lpi: %016llX\n", p->cpu_lpi); 855be0e54c4SLen Brown outp += sprintf(outp, "sys_lpi: %016llX\n", p->sys_lpi); 8563b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules PKG: %0X\n", p->energy_pkg); 8573b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules COR: %0X\n", p->energy_cores); 8583b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules GFX: %0X\n", p->energy_gfx); 8593b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules RAM: %0X\n", p->energy_dram); 8603b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle PKG: %0X\n", 8613b4d5c7fSAndy Shevchenko p->rapl_pkg_perf_status); 8623b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle RAM: %0X\n", 8633b4d5c7fSAndy Shevchenko p->rapl_dram_perf_status); 8643b4d5c7fSAndy Shevchenko outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c); 865388e9c81SLen Brown 866388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 867388e9c81SLen Brown outp += sprintf(outp, "pADDED [%d] msr0x%x: %08llX\n", 868388e9c81SLen Brown i, mp->msr_num, p->counter[i]); 869388e9c81SLen Brown } 870c98d5d94SLen Brown } 8713b4d5c7fSAndy Shevchenko 8723b4d5c7fSAndy Shevchenko outp += sprintf(outp, "\n"); 8733b4d5c7fSAndy Shevchenko 874c98d5d94SLen Brown return 0; 875103a8feaSLen Brown } 876103a8feaSLen Brown 877e23da037SLen Brown /* 878e23da037SLen Brown * column formatting convention & formats 879e23da037SLen Brown */ 880c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c, 881c98d5d94SLen Brown struct pkg_data *p) 882103a8feaSLen Brown { 883008d396eSLen Brown double interval_float, tsc; 884fc04cc67SLen Brown char *fmt8; 885388e9c81SLen Brown int i; 886388e9c81SLen Brown struct msr_counter *mp; 8876168c2e0SLen Brown char *delim = "\t"; 8886168c2e0SLen Brown int printed = 0; 889103a8feaSLen Brown 890c98d5d94SLen Brown /* if showing only 1st thread in core and this isn't one, bail out */ 891c98d5d94SLen Brown if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 892c98d5d94SLen Brown return 0; 893c98d5d94SLen Brown 894c98d5d94SLen Brown /* if showing only 1st thread in pkg and this isn't one, bail out */ 895c98d5d94SLen Brown if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 896c98d5d94SLen Brown return 0; 897c98d5d94SLen Brown 8981ef7d21aSLen Brown /*if not summary line and --cpu is used */ 8991ef7d21aSLen Brown if ((t != &average.threads) && 9001ef7d21aSLen Brown (cpu_subset && !CPU_ISSET_S(t->cpu_id, cpu_subset_size, cpu_subset))) 9011ef7d21aSLen Brown return 0; 9021ef7d21aSLen Brown 9033f44a5c6SLen Brown if (DO_BIC(BIC_USEC)) { 904f4fdf2b4SLen Brown /* on each row, print how many usec each timestamp took to gather */ 905f4fdf2b4SLen Brown struct timeval tv; 906f4fdf2b4SLen Brown 907f4fdf2b4SLen Brown timersub(&t->tv_end, &t->tv_begin, &tv); 908f4fdf2b4SLen Brown outp += sprintf(outp, "%5ld\t", tv.tv_sec * 1000000 + tv.tv_usec); 909f4fdf2b4SLen Brown } 910f4fdf2b4SLen Brown 9113f44a5c6SLen Brown /* Time_Of_Day_Seconds: on each row, print sec.usec last timestamp taken */ 9123f44a5c6SLen Brown if (DO_BIC(BIC_TOD)) 9133f44a5c6SLen Brown outp += sprintf(outp, "%10ld.%06ld\t", t->tv_end.tv_sec, t->tv_end.tv_usec); 9143f44a5c6SLen Brown 915d4794f25SYazen Ghannam interval_float = t->tv_delta.tv_sec + t->tv_delta.tv_usec/1000000.0; 916103a8feaSLen Brown 917008d396eSLen Brown tsc = t->tsc * tsc_tweak; 918008d396eSLen Brown 919c98d5d94SLen Brown /* topo columns, print blanks on 1st (average) line */ 920c98d5d94SLen Brown if (t == &average.threads) { 921812db3f7SLen Brown if (DO_BIC(BIC_Package)) 9226168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 9236de68fe1SLen Brown if (DO_BIC(BIC_Die)) 9246de68fe1SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 92501235041SPrarit Bhargava if (DO_BIC(BIC_Node)) 92601235041SPrarit Bhargava outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 927812db3f7SLen Brown if (DO_BIC(BIC_Core)) 9286168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 929812db3f7SLen Brown if (DO_BIC(BIC_CPU)) 9306168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 9314c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 9324c2122d4SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 9334c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 9344c2122d4SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 935103a8feaSLen Brown } else { 936812db3f7SLen Brown if (DO_BIC(BIC_Package)) { 937c98d5d94SLen Brown if (p) 9386168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->package_id); 939c98d5d94SLen Brown else 9406168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 941c98d5d94SLen Brown } 9426de68fe1SLen Brown if (DO_BIC(BIC_Die)) { 9436de68fe1SLen Brown if (c) 9446de68fe1SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), cpus[t->cpu_id].die_id); 9456de68fe1SLen Brown else 9466de68fe1SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 9476de68fe1SLen Brown } 94801235041SPrarit Bhargava if (DO_BIC(BIC_Node)) { 94901235041SPrarit Bhargava if (t) 95001235041SPrarit Bhargava outp += sprintf(outp, "%s%d", 95101235041SPrarit Bhargava (printed++ ? delim : ""), 95201235041SPrarit Bhargava cpus[t->cpu_id].physical_node_id); 95301235041SPrarit Bhargava else 95401235041SPrarit Bhargava outp += sprintf(outp, "%s-", 95501235041SPrarit Bhargava (printed++ ? delim : "")); 95601235041SPrarit Bhargava } 957812db3f7SLen Brown if (DO_BIC(BIC_Core)) { 958c98d5d94SLen Brown if (c) 9596168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_id); 960c98d5d94SLen Brown else 9616168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 962c98d5d94SLen Brown } 963812db3f7SLen Brown if (DO_BIC(BIC_CPU)) 9646168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->cpu_id); 9654c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 9664c2122d4SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->apic_id); 9674c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 9684c2122d4SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->x2apic_id); 969103a8feaSLen Brown } 970fc04cc67SLen Brown 971812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz)) 9726168c2e0SLen Brown outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 973fc04cc67SLen Brown 1.0 / units * t->aperf / interval_float); 974fc04cc67SLen Brown 975812db3f7SLen Brown if (DO_BIC(BIC_Busy)) 9766168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->mperf/tsc); 977103a8feaSLen Brown 978812db3f7SLen Brown if (DO_BIC(BIC_Bzy_MHz)) { 97921ed5574SLen Brown if (has_base_hz) 9806168c2e0SLen Brown outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), base_hz / units * t->aperf / t->mperf); 98121ed5574SLen Brown else 9826168c2e0SLen Brown outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 983008d396eSLen Brown tsc / units * t->aperf / t->mperf / interval_float); 98421ed5574SLen Brown } 985103a8feaSLen Brown 986812db3f7SLen Brown if (DO_BIC(BIC_TSC_MHz)) 9876168c2e0SLen Brown outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 1.0 * t->tsc/units/interval_float); 988103a8feaSLen Brown 989562a2d37SLen Brown /* IRQ */ 9900de6c0dfSLen Brown if (DO_BIC(BIC_IRQ)) { 9910de6c0dfSLen Brown if (sums_need_wide_columns) 9926168c2e0SLen Brown outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->irq_count); 9930de6c0dfSLen Brown else 9946168c2e0SLen Brown outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->irq_count); 9950de6c0dfSLen Brown } 996562a2d37SLen Brown 9971cc21f7bSLen Brown /* SMI */ 998812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 9996168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->smi_count); 10001cc21f7bSLen Brown 1001678a3bd1SLen Brown /* Added counters */ 1002678a3bd1SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1003678a3bd1SLen Brown if (mp->format == FORMAT_RAW) { 1004678a3bd1SLen Brown if (mp->width == 32) 10055f3aea57SLen Brown outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) t->counter[i]); 1006678a3bd1SLen Brown else 10076168c2e0SLen Brown outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), t->counter[i]); 1008678a3bd1SLen Brown } else if (mp->format == FORMAT_DELTA) { 10090de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 10106168c2e0SLen Brown outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->counter[i]); 10110de6c0dfSLen Brown else 10126168c2e0SLen Brown outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->counter[i]); 1013678a3bd1SLen Brown } else if (mp->format == FORMAT_PERCENT) { 101441618e63SLen Brown if (mp->type == COUNTER_USEC) 10156168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), t->counter[i]/interval_float/10000); 101641618e63SLen Brown else 10176168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->counter[i]/tsc); 1018678a3bd1SLen Brown } 1019678a3bd1SLen Brown } 1020678a3bd1SLen Brown 102141618e63SLen Brown /* C1 */ 102241618e63SLen Brown if (DO_BIC(BIC_CPU_c1)) 10236168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->c1/tsc); 102441618e63SLen Brown 102541618e63SLen Brown 1026c98d5d94SLen Brown /* print per-core data only for 1st thread in core */ 1027c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1028c98d5d94SLen Brown goto done; 1029c98d5d94SLen Brown 1030562855eeSLen Brown if (DO_BIC(BIC_CPU_c3)) 10316168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c3/tsc); 1032812db3f7SLen Brown if (DO_BIC(BIC_CPU_c6)) 10336168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c6/tsc); 1034812db3f7SLen Brown if (DO_BIC(BIC_CPU_c7)) 10356168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c7/tsc); 1036c98d5d94SLen Brown 10370539ba11SLen Brown /* Mod%c6 */ 10380539ba11SLen Brown if (DO_BIC(BIC_Mod_c6)) 10396168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->mc6_us / tsc); 10400539ba11SLen Brown 1041812db3f7SLen Brown if (DO_BIC(BIC_CoreTmp)) 10426168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_temp_c); 1043889facbeSLen Brown 1044388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1045388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 1046388e9c81SLen Brown if (mp->width == 32) 10475f3aea57SLen Brown outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) c->counter[i]); 1048388e9c81SLen Brown else 10496168c2e0SLen Brown outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), c->counter[i]); 1050388e9c81SLen Brown } else if (mp->format == FORMAT_DELTA) { 10510de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 10526168c2e0SLen Brown outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), c->counter[i]); 10530de6c0dfSLen Brown else 10546168c2e0SLen Brown outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), c->counter[i]); 1055388e9c81SLen Brown } else if (mp->format == FORMAT_PERCENT) { 10566168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->counter[i]/tsc); 1057388e9c81SLen Brown } 1058388e9c81SLen Brown } 1059388e9c81SLen Brown 10609392bd98SCalvin Walton /* 10619392bd98SCalvin Walton * If measurement interval exceeds minimum RAPL Joule Counter range, 10629392bd98SCalvin Walton * indicate that results are suspect by printing "**" in fraction place. 10639392bd98SCalvin Walton */ 10649392bd98SCalvin Walton if (interval_float < rapl_joule_counter_range) 10659392bd98SCalvin Walton fmt8 = "%s%.2f"; 10669392bd98SCalvin Walton else 10679392bd98SCalvin Walton fmt8 = "%6.0f**"; 10689392bd98SCalvin Walton 10699392bd98SCalvin Walton if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY)) 10709392bd98SCalvin Walton outp += sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units / interval_float); 10719392bd98SCalvin Walton if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY)) 10729392bd98SCalvin Walton outp += sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units); 10739392bd98SCalvin Walton 1074c98d5d94SLen Brown /* print per-package data only for 1st core in package */ 1075c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1076c98d5d94SLen Brown goto done; 1077c98d5d94SLen Brown 10780b2bb692SLen Brown /* PkgTmp */ 1079812db3f7SLen Brown if (DO_BIC(BIC_PkgTmp)) 10806168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->pkg_temp_c); 1081889facbeSLen Brown 1082fdf676e5SLen Brown /* GFXrc6 */ 1083812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) { 1084ba3dec99SLen Brown if (p->gfx_rc6_ms == -1) { /* detect GFX counter reset */ 10856168c2e0SLen Brown outp += sprintf(outp, "%s**.**", (printed++ ? delim : "")); 10869185e988SLen Brown } else { 10876168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 10889185e988SLen Brown p->gfx_rc6_ms / 10.0 / interval_float); 10899185e988SLen Brown } 10909185e988SLen Brown } 1091fdf676e5SLen Brown 109227d47356SLen Brown /* GFXMHz */ 1093812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 10946168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->gfx_mhz); 109527d47356SLen Brown 10960b2bb692SLen Brown /* Totl%C0, Any%C0 GFX%C0 CPUGFX% */ 1097a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 10986168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_wtd_core_c0/tsc); 1099a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 11006168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_core_c0/tsc); 1101a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 11026168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_gfxe_c0/tsc); 1103a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 11046168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_both_core_gfxe_c0/tsc); 11050b2bb692SLen Brown 11060f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc2)) 11076168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc2/tsc); 11080f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 11096168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc3/tsc); 11100f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 11116168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc6/tsc); 11120f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 11136168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc7/tsc); 11140f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc8)) 11156168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc8/tsc); 11160f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc9)) 11176168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc9/tsc); 11180f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc10)) 11196168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc10/tsc); 1120889facbeSLen Brown 1121be0e54c4SLen Brown if (DO_BIC(BIC_CPU_LPI)) 1122be0e54c4SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->cpu_lpi / 1000000.0 / interval_float); 1123be0e54c4SLen Brown if (DO_BIC(BIC_SYS_LPI)) 1124be0e54c4SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->sys_lpi / 1000000.0 / interval_float); 1125be0e54c4SLen Brown 1126812db3f7SLen Brown if (DO_BIC(BIC_PkgWatt)) 11276168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units / interval_float); 11289392bd98SCalvin Walton if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY)) 11296168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units / interval_float); 1130812db3f7SLen Brown if (DO_BIC(BIC_GFXWatt)) 11316168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units / interval_float); 1132812db3f7SLen Brown if (DO_BIC(BIC_RAMWatt)) 11336168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units / interval_float); 1134812db3f7SLen Brown if (DO_BIC(BIC_Pkg_J)) 11356168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units); 11369392bd98SCalvin Walton if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY)) 11376168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units); 1138812db3f7SLen Brown if (DO_BIC(BIC_GFX_J)) 11396168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units); 1140812db3f7SLen Brown if (DO_BIC(BIC_RAM_J)) 11416168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units); 1142812db3f7SLen Brown if (DO_BIC(BIC_PKG__)) 11436168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 1144812db3f7SLen Brown if (DO_BIC(BIC_RAM__)) 11456168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 1146812db3f7SLen Brown 1147388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1148388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 1149388e9c81SLen Brown if (mp->width == 32) 11505f3aea57SLen Brown outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) p->counter[i]); 1151388e9c81SLen Brown else 11526168c2e0SLen Brown outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), p->counter[i]); 1153388e9c81SLen Brown } else if (mp->format == FORMAT_DELTA) { 11540de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 11556168c2e0SLen Brown outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), p->counter[i]); 11560de6c0dfSLen Brown else 11576168c2e0SLen Brown outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), p->counter[i]); 1158388e9c81SLen Brown } else if (mp->format == FORMAT_PERCENT) { 11596168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->counter[i]/tsc); 1160388e9c81SLen Brown } 1161388e9c81SLen Brown } 1162388e9c81SLen Brown 1163c98d5d94SLen Brown done: 116494d6ab4bSLen Brown if (*(outp - 1) != '\n') 1165c98d5d94SLen Brown outp += sprintf(outp, "\n"); 1166c98d5d94SLen Brown 1167c98d5d94SLen Brown return 0; 1168103a8feaSLen Brown } 1169103a8feaSLen Brown 1170b7d8c148SLen Brown void flush_output_stdout(void) 1171103a8feaSLen Brown { 1172b7d8c148SLen Brown FILE *filep; 1173b7d8c148SLen Brown 1174b7d8c148SLen Brown if (outf == stderr) 1175b7d8c148SLen Brown filep = stdout; 1176b7d8c148SLen Brown else 1177b7d8c148SLen Brown filep = outf; 1178b7d8c148SLen Brown 1179b7d8c148SLen Brown fputs(output_buffer, filep); 1180b7d8c148SLen Brown fflush(filep); 1181b7d8c148SLen Brown 1182c98d5d94SLen Brown outp = output_buffer; 1183c98d5d94SLen Brown } 1184b7d8c148SLen Brown void flush_output_stderr(void) 1185c98d5d94SLen Brown { 1186b7d8c148SLen Brown fputs(output_buffer, outf); 1187b7d8c148SLen Brown fflush(outf); 1188c98d5d94SLen Brown outp = output_buffer; 1189c98d5d94SLen Brown } 1190c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1191c98d5d94SLen Brown { 1192e23da037SLen Brown static int printed; 1193103a8feaSLen Brown 1194e23da037SLen Brown if (!printed || !summary_only) 1195c8ade361SLen Brown print_header("\t"); 1196103a8feaSLen Brown 11979d83601aSLen Brown format_counters(&average.threads, &average.cores, &average.packages); 1198103a8feaSLen Brown 1199e23da037SLen Brown printed = 1; 1200e23da037SLen Brown 1201e23da037SLen Brown if (summary_only) 1202e23da037SLen Brown return; 1203e23da037SLen Brown 1204c98d5d94SLen Brown for_all_cpus(format_counters, t, c, p); 1205103a8feaSLen Brown } 1206103a8feaSLen Brown 1207889facbeSLen Brown #define DELTA_WRAP32(new, old) \ 1208889facbeSLen Brown if (new > old) { \ 1209889facbeSLen Brown old = new - old; \ 1210889facbeSLen Brown } else { \ 1211889facbeSLen Brown old = 0x100000000 + new - old; \ 1212889facbeSLen Brown } 1213889facbeSLen Brown 1214ba3dec99SLen Brown int 1215c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old) 1216103a8feaSLen Brown { 1217388e9c81SLen Brown int i; 1218388e9c81SLen Brown struct msr_counter *mp; 12190b2bb692SLen Brown 1220a99d8730SLen Brown 1221a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 12220b2bb692SLen Brown old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0; 1223a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 12240b2bb692SLen Brown old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0; 1225a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 12260b2bb692SLen Brown old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0; 1227a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 12280b2bb692SLen Brown old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0; 1229a99d8730SLen Brown 1230c98d5d94SLen Brown old->pc2 = new->pc2 - old->pc2; 12310f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1232c98d5d94SLen Brown old->pc3 = new->pc3 - old->pc3; 12330f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1234c98d5d94SLen Brown old->pc6 = new->pc6 - old->pc6; 12350f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1236c98d5d94SLen Brown old->pc7 = new->pc7 - old->pc7; 1237ca58710fSKristen Carlson Accardi old->pc8 = new->pc8 - old->pc8; 1238ca58710fSKristen Carlson Accardi old->pc9 = new->pc9 - old->pc9; 1239ca58710fSKristen Carlson Accardi old->pc10 = new->pc10 - old->pc10; 1240be0e54c4SLen Brown old->cpu_lpi = new->cpu_lpi - old->cpu_lpi; 1241be0e54c4SLen Brown old->sys_lpi = new->sys_lpi - old->sys_lpi; 1242889facbeSLen Brown old->pkg_temp_c = new->pkg_temp_c; 1243889facbeSLen Brown 12449185e988SLen Brown /* flag an error when rc6 counter resets/wraps */ 12459185e988SLen Brown if (old->gfx_rc6_ms > new->gfx_rc6_ms) 12469185e988SLen Brown old->gfx_rc6_ms = -1; 12479185e988SLen Brown else 1248fdf676e5SLen Brown old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms; 12499185e988SLen Brown 125027d47356SLen Brown old->gfx_mhz = new->gfx_mhz; 125127d47356SLen Brown 1252889facbeSLen Brown DELTA_WRAP32(new->energy_pkg, old->energy_pkg); 1253889facbeSLen Brown DELTA_WRAP32(new->energy_cores, old->energy_cores); 1254889facbeSLen Brown DELTA_WRAP32(new->energy_gfx, old->energy_gfx); 1255889facbeSLen Brown DELTA_WRAP32(new->energy_dram, old->energy_dram); 1256889facbeSLen Brown DELTA_WRAP32(new->rapl_pkg_perf_status, old->rapl_pkg_perf_status); 1257889facbeSLen Brown DELTA_WRAP32(new->rapl_dram_perf_status, old->rapl_dram_perf_status); 1258ba3dec99SLen Brown 1259388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1260388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1261388e9c81SLen Brown old->counter[i] = new->counter[i]; 1262388e9c81SLen Brown else 1263388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 1264388e9c81SLen Brown } 1265388e9c81SLen Brown 1266ba3dec99SLen Brown return 0; 1267103a8feaSLen Brown } 1268103a8feaSLen Brown 1269c98d5d94SLen Brown void 1270c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old) 1271c98d5d94SLen Brown { 1272388e9c81SLen Brown int i; 1273388e9c81SLen Brown struct msr_counter *mp; 1274388e9c81SLen Brown 1275c98d5d94SLen Brown old->c3 = new->c3 - old->c3; 1276c98d5d94SLen Brown old->c6 = new->c6 - old->c6; 1277c98d5d94SLen Brown old->c7 = new->c7 - old->c7; 1278889facbeSLen Brown old->core_temp_c = new->core_temp_c; 12790539ba11SLen Brown old->mc6_us = new->mc6_us - old->mc6_us; 1280388e9c81SLen Brown 12819392bd98SCalvin Walton DELTA_WRAP32(new->core_energy, old->core_energy); 12829392bd98SCalvin Walton 1283388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1284388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1285388e9c81SLen Brown old->counter[i] = new->counter[i]; 1286388e9c81SLen Brown else 1287388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 1288388e9c81SLen Brown } 1289103a8feaSLen Brown } 1290c98d5d94SLen Brown 1291c3ae331dSLen Brown /* 1292c3ae331dSLen Brown * old = new - old 1293c3ae331dSLen Brown */ 1294ba3dec99SLen Brown int 1295c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old, 1296c98d5d94SLen Brown struct core_data *core_delta) 1297c98d5d94SLen Brown { 1298388e9c81SLen Brown int i; 1299388e9c81SLen Brown struct msr_counter *mp; 1300388e9c81SLen Brown 13014c2122d4SLen Brown /* we run cpuid just the 1st time, copy the results */ 13024c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 13034c2122d4SLen Brown new->apic_id = old->apic_id; 13044c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 13054c2122d4SLen Brown new->x2apic_id = old->x2apic_id; 13064c2122d4SLen Brown 13073f44a5c6SLen Brown /* 13083f44a5c6SLen Brown * the timestamps from start of measurement interval are in "old" 13093f44a5c6SLen Brown * the timestamp from end of measurement interval are in "new" 13103f44a5c6SLen Brown * over-write old w/ new so we can print end of interval values 13113f44a5c6SLen Brown */ 13123f44a5c6SLen Brown 1313d4794f25SYazen Ghannam timersub(&new->tv_begin, &old->tv_begin, &old->tv_delta); 13143f44a5c6SLen Brown old->tv_begin = new->tv_begin; 13153f44a5c6SLen Brown old->tv_end = new->tv_end; 13163f44a5c6SLen Brown 1317c98d5d94SLen Brown old->tsc = new->tsc - old->tsc; 1318c98d5d94SLen Brown 1319103a8feaSLen Brown /* check for TSC < 1 Mcycles over interval */ 1320b2c95d90SJosh Triplett if (old->tsc < (1000 * 1000)) 1321b2c95d90SJosh Triplett errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n" 1322b2c95d90SJosh Triplett "You can disable all c-states by booting with \"idle=poll\"\n" 1323b2c95d90SJosh Triplett "or just the deep ones with \"processor.max_cstate=1\""); 1324103a8feaSLen Brown 1325c98d5d94SLen Brown old->c1 = new->c1 - old->c1; 1326c98d5d94SLen Brown 1327812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz)) { 1328c98d5d94SLen Brown if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) { 1329c98d5d94SLen Brown old->aperf = new->aperf - old->aperf; 1330c98d5d94SLen Brown old->mperf = new->mperf - old->mperf; 1331c98d5d94SLen Brown } else { 1332ba3dec99SLen Brown return -1; 1333103a8feaSLen Brown } 1334a729617cSLen Brown } 1335103a8feaSLen Brown 1336c98d5d94SLen Brown 1337144b44b1SLen Brown if (use_c1_residency_msr) { 1338144b44b1SLen Brown /* 1339144b44b1SLen Brown * Some models have a dedicated C1 residency MSR, 1340144b44b1SLen Brown * which should be more accurate than the derivation below. 1341144b44b1SLen Brown */ 1342144b44b1SLen Brown } else { 1343103a8feaSLen Brown /* 1344c3ae331dSLen Brown * As counter collection is not atomic, 1345c3ae331dSLen Brown * it is possible for mperf's non-halted cycles + idle states 1346103a8feaSLen Brown * to exceed TSC's all cycles: show c1 = 0% in that case. 1347103a8feaSLen Brown */ 134895149369SLen Brown if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > (old->tsc * tsc_tweak)) 1349c98d5d94SLen Brown old->c1 = 0; 1350c98d5d94SLen Brown else { 1351c98d5d94SLen Brown /* normal case, derive c1 */ 1352008d396eSLen Brown old->c1 = (old->tsc * tsc_tweak) - old->mperf - core_delta->c3 1353c98d5d94SLen Brown - core_delta->c6 - core_delta->c7; 1354c98d5d94SLen Brown } 1355144b44b1SLen Brown } 1356c3ae331dSLen Brown 1357c98d5d94SLen Brown if (old->mperf == 0) { 1358b7d8c148SLen Brown if (debug > 1) 1359b7d8c148SLen Brown fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id); 1360c98d5d94SLen Brown old->mperf = 1; /* divide by 0 protection */ 1361c98d5d94SLen Brown } 1362103a8feaSLen Brown 1363812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 1364562a2d37SLen Brown old->irq_count = new->irq_count - old->irq_count; 1365562a2d37SLen Brown 1366812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 13671ed51011SLen Brown old->smi_count = new->smi_count - old->smi_count; 1368ba3dec99SLen Brown 1369388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1370388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1371388e9c81SLen Brown old->counter[i] = new->counter[i]; 1372388e9c81SLen Brown else 1373388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 1374388e9c81SLen Brown } 1375ba3dec99SLen Brown return 0; 1376103a8feaSLen Brown } 1377c98d5d94SLen Brown 1378c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c, 1379c98d5d94SLen Brown struct pkg_data *p, struct thread_data *t2, 1380c98d5d94SLen Brown struct core_data *c2, struct pkg_data *p2) 1381c98d5d94SLen Brown { 1382ba3dec99SLen Brown int retval = 0; 1383ba3dec99SLen Brown 1384c98d5d94SLen Brown /* calculate core delta only for 1st thread in core */ 1385c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE) 1386c98d5d94SLen Brown delta_core(c, c2); 1387c98d5d94SLen Brown 1388c98d5d94SLen Brown /* always calculate thread delta */ 1389ba3dec99SLen Brown retval = delta_thread(t, t2, c2); /* c2 is core delta */ 1390ba3dec99SLen Brown if (retval) 1391ba3dec99SLen Brown return retval; 1392c98d5d94SLen Brown 1393c98d5d94SLen Brown /* calculate package delta only for 1st core in package */ 1394c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE) 1395ba3dec99SLen Brown retval = delta_package(p, p2); 1396c98d5d94SLen Brown 1397ba3dec99SLen Brown return retval; 1398103a8feaSLen Brown } 1399103a8feaSLen Brown 1400c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1401103a8feaSLen Brown { 1402388e9c81SLen Brown int i; 1403388e9c81SLen Brown struct msr_counter *mp; 1404388e9c81SLen Brown 14053f44a5c6SLen Brown t->tv_begin.tv_sec = 0; 14063f44a5c6SLen Brown t->tv_begin.tv_usec = 0; 14073f44a5c6SLen Brown t->tv_end.tv_sec = 0; 14083f44a5c6SLen Brown t->tv_end.tv_usec = 0; 1409d4794f25SYazen Ghannam t->tv_delta.tv_sec = 0; 1410d4794f25SYazen Ghannam t->tv_delta.tv_usec = 0; 14113f44a5c6SLen Brown 1412c98d5d94SLen Brown t->tsc = 0; 1413c98d5d94SLen Brown t->aperf = 0; 1414c98d5d94SLen Brown t->mperf = 0; 1415c98d5d94SLen Brown t->c1 = 0; 1416103a8feaSLen Brown 1417562a2d37SLen Brown t->irq_count = 0; 1418562a2d37SLen Brown t->smi_count = 0; 1419562a2d37SLen Brown 1420c98d5d94SLen Brown /* tells format_counters to dump all fields from this set */ 1421c98d5d94SLen Brown t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE; 1422c98d5d94SLen Brown 1423c98d5d94SLen Brown c->c3 = 0; 1424c98d5d94SLen Brown c->c6 = 0; 1425c98d5d94SLen Brown c->c7 = 0; 14260539ba11SLen Brown c->mc6_us = 0; 1427889facbeSLen Brown c->core_temp_c = 0; 14289392bd98SCalvin Walton c->core_energy = 0; 1429c98d5d94SLen Brown 14300b2bb692SLen Brown p->pkg_wtd_core_c0 = 0; 14310b2bb692SLen Brown p->pkg_any_core_c0 = 0; 14320b2bb692SLen Brown p->pkg_any_gfxe_c0 = 0; 14330b2bb692SLen Brown p->pkg_both_core_gfxe_c0 = 0; 14340b2bb692SLen Brown 1435c98d5d94SLen Brown p->pc2 = 0; 14360f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1437c98d5d94SLen Brown p->pc3 = 0; 14380f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1439c98d5d94SLen Brown p->pc6 = 0; 14400f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1441c98d5d94SLen Brown p->pc7 = 0; 1442ca58710fSKristen Carlson Accardi p->pc8 = 0; 1443ca58710fSKristen Carlson Accardi p->pc9 = 0; 1444ca58710fSKristen Carlson Accardi p->pc10 = 0; 1445be0e54c4SLen Brown p->cpu_lpi = 0; 1446be0e54c4SLen Brown p->sys_lpi = 0; 1447889facbeSLen Brown 1448889facbeSLen Brown p->energy_pkg = 0; 1449889facbeSLen Brown p->energy_dram = 0; 1450889facbeSLen Brown p->energy_cores = 0; 1451889facbeSLen Brown p->energy_gfx = 0; 1452889facbeSLen Brown p->rapl_pkg_perf_status = 0; 1453889facbeSLen Brown p->rapl_dram_perf_status = 0; 1454889facbeSLen Brown p->pkg_temp_c = 0; 145527d47356SLen Brown 1456fdf676e5SLen Brown p->gfx_rc6_ms = 0; 145727d47356SLen Brown p->gfx_mhz = 0; 1458388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) 1459388e9c81SLen Brown t->counter[i] = 0; 1460388e9c81SLen Brown 1461388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) 1462388e9c81SLen Brown c->counter[i] = 0; 1463388e9c81SLen Brown 1464388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) 1465388e9c81SLen Brown p->counter[i] = 0; 1466103a8feaSLen Brown } 1467c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c, 1468c98d5d94SLen Brown struct pkg_data *p) 1469103a8feaSLen Brown { 1470388e9c81SLen Brown int i; 1471388e9c81SLen Brown struct msr_counter *mp; 1472388e9c81SLen Brown 14734c2122d4SLen Brown /* copy un-changing apic_id's */ 14744c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 14754c2122d4SLen Brown average.threads.apic_id = t->apic_id; 14764c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 14774c2122d4SLen Brown average.threads.x2apic_id = t->x2apic_id; 14784c2122d4SLen Brown 14793f44a5c6SLen Brown /* remember first tv_begin */ 14803f44a5c6SLen Brown if (average.threads.tv_begin.tv_sec == 0) 14813f44a5c6SLen Brown average.threads.tv_begin = t->tv_begin; 14823f44a5c6SLen Brown 14833f44a5c6SLen Brown /* remember last tv_end */ 14843f44a5c6SLen Brown average.threads.tv_end = t->tv_end; 14853f44a5c6SLen Brown 1486c98d5d94SLen Brown average.threads.tsc += t->tsc; 1487c98d5d94SLen Brown average.threads.aperf += t->aperf; 1488c98d5d94SLen Brown average.threads.mperf += t->mperf; 1489c98d5d94SLen Brown average.threads.c1 += t->c1; 149015aaa346SLen Brown 1491562a2d37SLen Brown average.threads.irq_count += t->irq_count; 1492562a2d37SLen Brown average.threads.smi_count += t->smi_count; 1493562a2d37SLen Brown 1494388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1495388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1496388e9c81SLen Brown continue; 1497388e9c81SLen Brown average.threads.counter[i] += t->counter[i]; 1498388e9c81SLen Brown } 1499388e9c81SLen Brown 1500c98d5d94SLen Brown /* sum per-core values only for 1st thread in core */ 1501c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1502c98d5d94SLen Brown return 0; 1503c98d5d94SLen Brown 1504c98d5d94SLen Brown average.cores.c3 += c->c3; 1505c98d5d94SLen Brown average.cores.c6 += c->c6; 1506c98d5d94SLen Brown average.cores.c7 += c->c7; 15070539ba11SLen Brown average.cores.mc6_us += c->mc6_us; 1508c98d5d94SLen Brown 1509889facbeSLen Brown average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c); 1510889facbeSLen Brown 15119392bd98SCalvin Walton average.cores.core_energy += c->core_energy; 15129392bd98SCalvin Walton 1513388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1514388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1515388e9c81SLen Brown continue; 1516388e9c81SLen Brown average.cores.counter[i] += c->counter[i]; 1517388e9c81SLen Brown } 1518388e9c81SLen Brown 1519c98d5d94SLen Brown /* sum per-pkg values only for 1st core in pkg */ 1520c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1521c98d5d94SLen Brown return 0; 1522c98d5d94SLen Brown 1523a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 15240b2bb692SLen Brown average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0; 1525a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 15260b2bb692SLen Brown average.packages.pkg_any_core_c0 += p->pkg_any_core_c0; 1527a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 15280b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0; 1529a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 15300b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0; 15310b2bb692SLen Brown 1532c98d5d94SLen Brown average.packages.pc2 += p->pc2; 15330f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1534c98d5d94SLen Brown average.packages.pc3 += p->pc3; 15350f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1536c98d5d94SLen Brown average.packages.pc6 += p->pc6; 15370f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1538c98d5d94SLen Brown average.packages.pc7 += p->pc7; 1539ca58710fSKristen Carlson Accardi average.packages.pc8 += p->pc8; 1540ca58710fSKristen Carlson Accardi average.packages.pc9 += p->pc9; 1541ca58710fSKristen Carlson Accardi average.packages.pc10 += p->pc10; 1542c98d5d94SLen Brown 1543be0e54c4SLen Brown average.packages.cpu_lpi = p->cpu_lpi; 1544be0e54c4SLen Brown average.packages.sys_lpi = p->sys_lpi; 1545be0e54c4SLen Brown 1546889facbeSLen Brown average.packages.energy_pkg += p->energy_pkg; 1547889facbeSLen Brown average.packages.energy_dram += p->energy_dram; 1548889facbeSLen Brown average.packages.energy_cores += p->energy_cores; 1549889facbeSLen Brown average.packages.energy_gfx += p->energy_gfx; 1550889facbeSLen Brown 1551fdf676e5SLen Brown average.packages.gfx_rc6_ms = p->gfx_rc6_ms; 155227d47356SLen Brown average.packages.gfx_mhz = p->gfx_mhz; 155327d47356SLen Brown 1554889facbeSLen Brown average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c); 1555889facbeSLen Brown 1556889facbeSLen Brown average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status; 1557889facbeSLen Brown average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status; 1558388e9c81SLen Brown 1559388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1560388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1561388e9c81SLen Brown continue; 1562388e9c81SLen Brown average.packages.counter[i] += p->counter[i]; 1563388e9c81SLen Brown } 1564c98d5d94SLen Brown return 0; 1565c98d5d94SLen Brown } 1566c98d5d94SLen Brown /* 1567c98d5d94SLen Brown * sum the counters for all cpus in the system 1568c98d5d94SLen Brown * compute the weighted average 1569c98d5d94SLen Brown */ 1570c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c, 1571c98d5d94SLen Brown struct pkg_data *p) 1572c98d5d94SLen Brown { 1573388e9c81SLen Brown int i; 1574388e9c81SLen Brown struct msr_counter *mp; 1575388e9c81SLen Brown 1576c98d5d94SLen Brown clear_counters(&average.threads, &average.cores, &average.packages); 1577c98d5d94SLen Brown 1578c98d5d94SLen Brown for_all_cpus(sum_counters, t, c, p); 1579c98d5d94SLen Brown 1580d4794f25SYazen Ghannam /* Use the global time delta for the average. */ 1581d4794f25SYazen Ghannam average.threads.tv_delta = tv_delta; 1582d4794f25SYazen Ghannam 1583c98d5d94SLen Brown average.threads.tsc /= topo.num_cpus; 1584c98d5d94SLen Brown average.threads.aperf /= topo.num_cpus; 1585c98d5d94SLen Brown average.threads.mperf /= topo.num_cpus; 1586c98d5d94SLen Brown average.threads.c1 /= topo.num_cpus; 1587c98d5d94SLen Brown 15880de6c0dfSLen Brown if (average.threads.irq_count > 9999999) 15890de6c0dfSLen Brown sums_need_wide_columns = 1; 15900de6c0dfSLen Brown 1591c98d5d94SLen Brown average.cores.c3 /= topo.num_cores; 1592c98d5d94SLen Brown average.cores.c6 /= topo.num_cores; 1593c98d5d94SLen Brown average.cores.c7 /= topo.num_cores; 15940539ba11SLen Brown average.cores.mc6_us /= topo.num_cores; 1595c98d5d94SLen Brown 1596a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 15970b2bb692SLen Brown average.packages.pkg_wtd_core_c0 /= topo.num_packages; 1598a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 15990b2bb692SLen Brown average.packages.pkg_any_core_c0 /= topo.num_packages; 1600a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 16010b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 /= topo.num_packages; 1602a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 16030b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages; 16040b2bb692SLen Brown 1605c98d5d94SLen Brown average.packages.pc2 /= topo.num_packages; 16060f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1607c98d5d94SLen Brown average.packages.pc3 /= topo.num_packages; 16080f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1609c98d5d94SLen Brown average.packages.pc6 /= topo.num_packages; 16100f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1611c98d5d94SLen Brown average.packages.pc7 /= topo.num_packages; 1612ca58710fSKristen Carlson Accardi 1613ca58710fSKristen Carlson Accardi average.packages.pc8 /= topo.num_packages; 1614ca58710fSKristen Carlson Accardi average.packages.pc9 /= topo.num_packages; 1615ca58710fSKristen Carlson Accardi average.packages.pc10 /= topo.num_packages; 1616388e9c81SLen Brown 1617388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1618388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1619388e9c81SLen Brown continue; 16200de6c0dfSLen Brown if (mp->type == COUNTER_ITEMS) { 16210de6c0dfSLen Brown if (average.threads.counter[i] > 9999999) 16220de6c0dfSLen Brown sums_need_wide_columns = 1; 162341618e63SLen Brown continue; 16240de6c0dfSLen Brown } 1625388e9c81SLen Brown average.threads.counter[i] /= topo.num_cpus; 1626388e9c81SLen Brown } 1627388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1628388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1629388e9c81SLen Brown continue; 16300de6c0dfSLen Brown if (mp->type == COUNTER_ITEMS) { 16310de6c0dfSLen Brown if (average.cores.counter[i] > 9999999) 16320de6c0dfSLen Brown sums_need_wide_columns = 1; 16330de6c0dfSLen Brown } 1634388e9c81SLen Brown average.cores.counter[i] /= topo.num_cores; 1635388e9c81SLen Brown } 1636388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1637388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1638388e9c81SLen Brown continue; 16390de6c0dfSLen Brown if (mp->type == COUNTER_ITEMS) { 16400de6c0dfSLen Brown if (average.packages.counter[i] > 9999999) 16410de6c0dfSLen Brown sums_need_wide_columns = 1; 16420de6c0dfSLen Brown } 1643388e9c81SLen Brown average.packages.counter[i] /= topo.num_packages; 1644388e9c81SLen Brown } 1645c98d5d94SLen Brown } 1646c98d5d94SLen Brown 1647c98d5d94SLen Brown static unsigned long long rdtsc(void) 1648c98d5d94SLen Brown { 1649c98d5d94SLen Brown unsigned int low, high; 1650c98d5d94SLen Brown 1651c98d5d94SLen Brown asm volatile("rdtsc" : "=a" (low), "=d" (high)); 1652c98d5d94SLen Brown 1653c98d5d94SLen Brown return low | ((unsigned long long)high) << 32; 1654c98d5d94SLen Brown } 1655c98d5d94SLen Brown 1656c98d5d94SLen Brown /* 1657495c7654SLen Brown * Open a file, and exit on failure 1658495c7654SLen Brown */ 1659495c7654SLen Brown FILE *fopen_or_die(const char *path, const char *mode) 1660495c7654SLen Brown { 1661495c7654SLen Brown FILE *filep = fopen(path, mode); 1662495c7654SLen Brown 1663495c7654SLen Brown if (!filep) 1664495c7654SLen Brown err(1, "%s: open failed", path); 1665495c7654SLen Brown return filep; 1666495c7654SLen Brown } 1667495c7654SLen Brown /* 1668495c7654SLen Brown * snapshot_sysfs_counter() 1669495c7654SLen Brown * 1670495c7654SLen Brown * return snapshot of given counter 1671495c7654SLen Brown */ 1672495c7654SLen Brown unsigned long long snapshot_sysfs_counter(char *path) 1673495c7654SLen Brown { 1674495c7654SLen Brown FILE *fp; 1675495c7654SLen Brown int retval; 1676495c7654SLen Brown unsigned long long counter; 1677495c7654SLen Brown 1678495c7654SLen Brown fp = fopen_or_die(path, "r"); 1679495c7654SLen Brown 1680495c7654SLen Brown retval = fscanf(fp, "%lld", &counter); 1681495c7654SLen Brown if (retval != 1) 1682495c7654SLen Brown err(1, "snapshot_sysfs_counter(%s)", path); 1683495c7654SLen Brown 1684495c7654SLen Brown fclose(fp); 1685495c7654SLen Brown 1686495c7654SLen Brown return counter; 1687495c7654SLen Brown } 1688495c7654SLen Brown 1689495c7654SLen Brown int get_mp(int cpu, struct msr_counter *mp, unsigned long long *counterp) 1690495c7654SLen Brown { 1691495c7654SLen Brown if (mp->msr_num != 0) { 1692495c7654SLen Brown if (get_msr(cpu, mp->msr_num, counterp)) 1693495c7654SLen Brown return -1; 1694495c7654SLen Brown } else { 169546c27978SLen Brown char path[128 + PATH_BYTES]; 169641618e63SLen Brown 169741618e63SLen Brown if (mp->flags & SYSFS_PERCPU) { 169841618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/%s", 169941618e63SLen Brown cpu, mp->path); 170041618e63SLen Brown 170141618e63SLen Brown *counterp = snapshot_sysfs_counter(path); 170241618e63SLen Brown } else { 1703495c7654SLen Brown *counterp = snapshot_sysfs_counter(mp->path); 1704495c7654SLen Brown } 170541618e63SLen Brown } 1706495c7654SLen Brown 1707495c7654SLen Brown return 0; 1708495c7654SLen Brown } 1709495c7654SLen Brown 17104c2122d4SLen Brown void get_apic_id(struct thread_data *t) 17114c2122d4SLen Brown { 171234041551SLen Brown unsigned int eax, ebx, ecx, edx; 171334041551SLen Brown 171434041551SLen Brown if (DO_BIC(BIC_APIC)) { 171534041551SLen Brown eax = ebx = ecx = edx = 0; 171634041551SLen Brown __cpuid(1, eax, ebx, ecx, edx); 171734041551SLen Brown 171834041551SLen Brown t->apic_id = (ebx >> 24) & 0xff; 171934041551SLen Brown } 172034041551SLen Brown 172134041551SLen Brown if (!DO_BIC(BIC_X2APIC)) 172234041551SLen Brown return; 172334041551SLen Brown 172434041551SLen Brown if (authentic_amd) { 172534041551SLen Brown unsigned int topology_extensions; 172634041551SLen Brown 172734041551SLen Brown if (max_extended_level < 0x8000001e) 172834041551SLen Brown return; 17294c2122d4SLen Brown 17304c2122d4SLen Brown eax = ebx = ecx = edx = 0; 173134041551SLen Brown __cpuid(0x80000001, eax, ebx, ecx, edx); 173234041551SLen Brown topology_extensions = ecx & (1 << 22); 173334041551SLen Brown 173434041551SLen Brown if (topology_extensions == 0) 173534041551SLen Brown return; 173634041551SLen Brown 173734041551SLen Brown eax = ebx = ecx = edx = 0; 173834041551SLen Brown __cpuid(0x8000001e, eax, ebx, ecx, edx); 173934041551SLen Brown 174034041551SLen Brown t->x2apic_id = eax; 174134041551SLen Brown return; 174234041551SLen Brown } 17434c2122d4SLen Brown 17444c2122d4SLen Brown if (!genuine_intel) 17454c2122d4SLen Brown return; 17464c2122d4SLen Brown 17474c2122d4SLen Brown if (max_level < 0xb) 17484c2122d4SLen Brown return; 17494c2122d4SLen Brown 17504c2122d4SLen Brown ecx = 0; 17514c2122d4SLen Brown __cpuid(0xb, eax, ebx, ecx, edx); 17524c2122d4SLen Brown t->x2apic_id = edx; 17534c2122d4SLen Brown 175434041551SLen Brown if (debug && (t->apic_id != (t->x2apic_id & 0xff))) 175534041551SLen Brown fprintf(outf, "cpu%d: BIOS BUG: apic 0x%x x2apic 0x%x\n", 175634041551SLen Brown t->cpu_id, t->apic_id, t->x2apic_id); 17574c2122d4SLen Brown } 17584c2122d4SLen Brown 1759495c7654SLen Brown /* 1760c98d5d94SLen Brown * get_counters(...) 1761c98d5d94SLen Brown * migrate to cpu 1762c98d5d94SLen Brown * acquire and record local counters for that cpu 1763c98d5d94SLen Brown */ 1764c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1765c98d5d94SLen Brown { 1766c98d5d94SLen Brown int cpu = t->cpu_id; 1767889facbeSLen Brown unsigned long long msr; 17680102b067SLen Brown int aperf_mperf_retry_count = 0; 1769388e9c81SLen Brown struct msr_counter *mp; 1770388e9c81SLen Brown int i; 1771c98d5d94SLen Brown 1772e52966c0SLen Brown if (cpu_migrate(cpu)) { 1773b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 177415aaa346SLen Brown return -1; 1775e52966c0SLen Brown } 177615aaa346SLen Brown 1777d4794f25SYazen Ghannam gettimeofday(&t->tv_begin, (struct timezone *)NULL); 1778d4794f25SYazen Ghannam 17794c2122d4SLen Brown if (first_counter_read) 17804c2122d4SLen Brown get_apic_id(t); 17810102b067SLen Brown retry: 1782c98d5d94SLen Brown t->tsc = rdtsc(); /* we are running on local CPU of interest */ 178315aaa346SLen Brown 1784812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz)) { 17850102b067SLen Brown unsigned long long tsc_before, tsc_between, tsc_after, aperf_time, mperf_time; 17860102b067SLen Brown 17870102b067SLen Brown /* 17880102b067SLen Brown * The TSC, APERF and MPERF must be read together for 17890102b067SLen Brown * APERF/MPERF and MPERF/TSC to give accurate results. 17900102b067SLen Brown * 17910102b067SLen Brown * Unfortunately, APERF and MPERF are read by 17920102b067SLen Brown * individual system call, so delays may occur 17930102b067SLen Brown * between them. If the time to read them 17940102b067SLen Brown * varies by a large amount, we re-read them. 17950102b067SLen Brown */ 17960102b067SLen Brown 17970102b067SLen Brown /* 17980102b067SLen Brown * This initial dummy APERF read has been seen to 17990102b067SLen Brown * reduce jitter in the subsequent reads. 18000102b067SLen Brown */ 18010102b067SLen Brown 18029c63a650SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 1803c98d5d94SLen Brown return -3; 18040102b067SLen Brown 18050102b067SLen Brown t->tsc = rdtsc(); /* re-read close to APERF */ 18060102b067SLen Brown 18070102b067SLen Brown tsc_before = t->tsc; 18080102b067SLen Brown 18090102b067SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 18100102b067SLen Brown return -3; 18110102b067SLen Brown 18120102b067SLen Brown tsc_between = rdtsc(); 18130102b067SLen Brown 18149c63a650SLen Brown if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf)) 1815c98d5d94SLen Brown return -4; 18160102b067SLen Brown 18170102b067SLen Brown tsc_after = rdtsc(); 18180102b067SLen Brown 18190102b067SLen Brown aperf_time = tsc_between - tsc_before; 18200102b067SLen Brown mperf_time = tsc_after - tsc_between; 18210102b067SLen Brown 18220102b067SLen Brown /* 18230102b067SLen Brown * If the system call latency to read APERF and MPERF 18240102b067SLen Brown * differ by more than 2x, then try again. 18250102b067SLen Brown */ 18260102b067SLen Brown if ((aperf_time > (2 * mperf_time)) || (mperf_time > (2 * aperf_time))) { 18270102b067SLen Brown aperf_mperf_retry_count++; 18280102b067SLen Brown if (aperf_mperf_retry_count < 5) 18290102b067SLen Brown goto retry; 18300102b067SLen Brown else 18310102b067SLen Brown warnx("cpu%d jitter %lld %lld", 18320102b067SLen Brown cpu, aperf_time, mperf_time); 18330102b067SLen Brown } 18340102b067SLen Brown aperf_mperf_retry_count = 0; 18350102b067SLen Brown 1836b2b34dfeSHubert Chrzaniuk t->aperf = t->aperf * aperf_mperf_multiplier; 1837b2b34dfeSHubert Chrzaniuk t->mperf = t->mperf * aperf_mperf_multiplier; 183888c3281fSLen Brown } 183988c3281fSLen Brown 1840812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 1841562a2d37SLen Brown t->irq_count = irqs_per_cpu[cpu]; 1842812db3f7SLen Brown if (DO_BIC(BIC_SMI)) { 18431ed51011SLen Brown if (get_msr(cpu, MSR_SMI_COUNT, &msr)) 18441ed51011SLen Brown return -5; 18451ed51011SLen Brown t->smi_count = msr & 0xFFFFFFFF; 18461ed51011SLen Brown } 18470539ba11SLen Brown if (DO_BIC(BIC_CPU_c1) && use_c1_residency_msr) { 1848144b44b1SLen Brown if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1)) 1849144b44b1SLen Brown return -6; 1850144b44b1SLen Brown } 1851144b44b1SLen Brown 1852388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1853495c7654SLen Brown if (get_mp(cpu, mp, &t->counter[i])) 1854388e9c81SLen Brown return -10; 1855388e9c81SLen Brown } 1856388e9c81SLen Brown 1857c98d5d94SLen Brown /* collect core counters only for 1st thread in core */ 1858c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1859f4fdf2b4SLen Brown goto done; 1860c98d5d94SLen Brown 1861562855eeSLen Brown if (DO_BIC(BIC_CPU_c3)) { 1862c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3)) 1863c98d5d94SLen Brown return -6; 1864144b44b1SLen Brown } 1865144b44b1SLen Brown 1866812db3f7SLen Brown if (DO_BIC(BIC_CPU_c6) && !do_knl_cstates) { 1867c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6)) 1868c98d5d94SLen Brown return -7; 1869fb5d4327SDasaratharaman Chandramouli } else if (do_knl_cstates) { 1870fb5d4327SDasaratharaman Chandramouli if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6)) 1871fb5d4327SDasaratharaman Chandramouli return -7; 1872103a8feaSLen Brown } 187315aaa346SLen Brown 1874812db3f7SLen Brown if (DO_BIC(BIC_CPU_c7)) 1875c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7)) 1876c98d5d94SLen Brown return -8; 1877c98d5d94SLen Brown 18780539ba11SLen Brown if (DO_BIC(BIC_Mod_c6)) 18790539ba11SLen Brown if (get_msr(cpu, MSR_MODULE_C6_RES_MS, &c->mc6_us)) 18800539ba11SLen Brown return -8; 18810539ba11SLen Brown 1882812db3f7SLen Brown if (DO_BIC(BIC_CoreTmp)) { 1883889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 1884889facbeSLen Brown return -9; 1885889facbeSLen Brown c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1886889facbeSLen Brown } 1887889facbeSLen Brown 18889392bd98SCalvin Walton if (do_rapl & RAPL_AMD_F17H) { 18899392bd98SCalvin Walton if (get_msr(cpu, MSR_CORE_ENERGY_STAT, &msr)) 18909392bd98SCalvin Walton return -14; 18919392bd98SCalvin Walton c->core_energy = msr & 0xFFFFFFFF; 18929392bd98SCalvin Walton } 18939392bd98SCalvin Walton 1894388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1895495c7654SLen Brown if (get_mp(cpu, mp, &c->counter[i])) 1896388e9c81SLen Brown return -10; 1897388e9c81SLen Brown } 1898889facbeSLen Brown 1899c98d5d94SLen Brown /* collect package counters only for 1st core in package */ 1900c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1901f4fdf2b4SLen Brown goto done; 190215aaa346SLen Brown 1903a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) { 19040b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0)) 19050b2bb692SLen Brown return -10; 1906a99d8730SLen Brown } 1907a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) { 19080b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0)) 19090b2bb692SLen Brown return -11; 1910a99d8730SLen Brown } 1911a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) { 19120b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0)) 19130b2bb692SLen Brown return -12; 1914a99d8730SLen Brown } 1915a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) { 19160b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0)) 19170b2bb692SLen Brown return -13; 19180b2bb692SLen Brown } 19190f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1920c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3)) 1921c98d5d94SLen Brown return -9; 19220f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) { 19230539ba11SLen Brown if (do_slm_cstates) { 19240539ba11SLen Brown if (get_msr(cpu, MSR_ATOM_PKG_C6_RESIDENCY, &p->pc6)) 19250539ba11SLen Brown return -10; 19260539ba11SLen Brown } else { 1927c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6)) 1928c98d5d94SLen Brown return -10; 19290539ba11SLen Brown } 19300539ba11SLen Brown } 19310539ba11SLen Brown 19320f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc2)) 1933c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2)) 1934c98d5d94SLen Brown return -11; 19350f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1936c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7)) 1937c98d5d94SLen Brown return -12; 19380f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc8)) 1939ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8)) 1940ca58710fSKristen Carlson Accardi return -13; 19410f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc9)) 1942ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9)) 1943ca58710fSKristen Carlson Accardi return -13; 19440f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc10)) 1945ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10)) 1946ca58710fSKristen Carlson Accardi return -13; 19470f47c08dSLen Brown 1948be0e54c4SLen Brown if (DO_BIC(BIC_CPU_LPI)) 1949be0e54c4SLen Brown p->cpu_lpi = cpuidle_cur_cpu_lpi_us; 1950be0e54c4SLen Brown if (DO_BIC(BIC_SYS_LPI)) 1951be0e54c4SLen Brown p->sys_lpi = cpuidle_cur_sys_lpi_us; 1952be0e54c4SLen Brown 1953889facbeSLen Brown if (do_rapl & RAPL_PKG) { 1954889facbeSLen Brown if (get_msr(cpu, MSR_PKG_ENERGY_STATUS, &msr)) 1955889facbeSLen Brown return -13; 1956889facbeSLen Brown p->energy_pkg = msr & 0xFFFFFFFF; 1957889facbeSLen Brown } 19589148494cSJacob Pan if (do_rapl & RAPL_CORES_ENERGY_STATUS) { 1959889facbeSLen Brown if (get_msr(cpu, MSR_PP0_ENERGY_STATUS, &msr)) 1960889facbeSLen Brown return -14; 1961889facbeSLen Brown p->energy_cores = msr & 0xFFFFFFFF; 1962889facbeSLen Brown } 1963889facbeSLen Brown if (do_rapl & RAPL_DRAM) { 1964889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_ENERGY_STATUS, &msr)) 1965889facbeSLen Brown return -15; 1966889facbeSLen Brown p->energy_dram = msr & 0xFFFFFFFF; 1967889facbeSLen Brown } 1968889facbeSLen Brown if (do_rapl & RAPL_GFX) { 1969889facbeSLen Brown if (get_msr(cpu, MSR_PP1_ENERGY_STATUS, &msr)) 1970889facbeSLen Brown return -16; 1971889facbeSLen Brown p->energy_gfx = msr & 0xFFFFFFFF; 1972889facbeSLen Brown } 1973889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) { 1974889facbeSLen Brown if (get_msr(cpu, MSR_PKG_PERF_STATUS, &msr)) 1975889facbeSLen Brown return -16; 1976889facbeSLen Brown p->rapl_pkg_perf_status = msr & 0xFFFFFFFF; 1977889facbeSLen Brown } 1978889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) { 1979889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_PERF_STATUS, &msr)) 1980889facbeSLen Brown return -16; 1981889facbeSLen Brown p->rapl_dram_perf_status = msr & 0xFFFFFFFF; 1982889facbeSLen Brown } 19833316f99aSCalvin Walton if (do_rapl & RAPL_AMD_F17H) { 19843316f99aSCalvin Walton if (get_msr(cpu, MSR_PKG_ENERGY_STAT, &msr)) 19853316f99aSCalvin Walton return -13; 19863316f99aSCalvin Walton p->energy_pkg = msr & 0xFFFFFFFF; 19873316f99aSCalvin Walton } 1988812db3f7SLen Brown if (DO_BIC(BIC_PkgTmp)) { 1989889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 1990889facbeSLen Brown return -17; 1991889facbeSLen Brown p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1992889facbeSLen Brown } 1993fdf676e5SLen Brown 1994812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) 1995fdf676e5SLen Brown p->gfx_rc6_ms = gfx_cur_rc6_ms; 1996fdf676e5SLen Brown 1997812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 199827d47356SLen Brown p->gfx_mhz = gfx_cur_mhz; 199927d47356SLen Brown 2000388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 2001495c7654SLen Brown if (get_mp(cpu, mp, &p->counter[i])) 2002388e9c81SLen Brown return -10; 2003388e9c81SLen Brown } 2004f4fdf2b4SLen Brown done: 2005f4fdf2b4SLen Brown gettimeofday(&t->tv_end, (struct timezone *)NULL); 2006388e9c81SLen Brown 200715aaa346SLen Brown return 0; 2008103a8feaSLen Brown } 2009103a8feaSLen Brown 2010ee7e38e3SLen Brown /* 2011ee7e38e3SLen Brown * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit: 2012ee7e38e3SLen Brown * If you change the values, note they are used both in comparisons 2013ee7e38e3SLen Brown * (>= PCL__7) and to index pkg_cstate_limit_strings[]. 2014ee7e38e3SLen Brown */ 2015ee7e38e3SLen Brown 2016ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */ 2017ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */ 2018ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */ 2019ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */ 2020ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */ 2021ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */ 2022ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */ 2023ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */ 2024ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */ 2025ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */ 2026ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */ 2027ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */ 20280b2bb692SLen Brown #define PCL__8 12 /* PC8 */ 20290b2bb692SLen Brown #define PCL__9 13 /* PC9 */ 2030445640a5SLen Brown #define PCL_10 14 /* PC10 */ 2031445640a5SLen Brown #define PCLUNL 15 /* Unlimited */ 2032ee7e38e3SLen Brown 2033ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN; 2034ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2", 2035445640a5SLen Brown "pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "pc10", "unlimited"}; 2036ee7e38e3SLen Brown 2037e9257f5fSLen Brown int nhm_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCL__3, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 2038e9257f5fSLen Brown int snb_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCL__7, PCL_7S, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 2039e9257f5fSLen Brown int hsw_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL__3, PCL__6, PCL__7, PCL_7S, PCL__8, PCL__9, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 20400539ba11SLen Brown int slv_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCLRSV, PCLRSV, PCL__4, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCL__6, PCL__7}; 2041f2642888SLen Brown int amt_pkg_cstate_limits[16] = {PCLUNL, PCL__1, PCL__2, PCLRSV, PCLRSV, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 2042e9257f5fSLen Brown int phi_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 2043445640a5SLen Brown int glm_pkg_cstate_limits[16] = {PCLUNL, PCL__1, PCL__3, PCL__6, PCL__7, PCL_7S, PCL__8, PCL__9, PCL_10, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 20442085e124SArtem Bityutskiy int skx_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 2045ee7e38e3SLen Brown 2046a2b7b749SLen Brown 2047a2b7b749SLen Brown static void 2048a2b7b749SLen Brown calculate_tsc_tweak() 2049a2b7b749SLen Brown { 2050a2b7b749SLen Brown tsc_tweak = base_hz / tsc_hz; 2051a2b7b749SLen Brown } 2052a2b7b749SLen Brown 2053fcd17211SLen Brown static void 2054fcd17211SLen Brown dump_nhm_platform_info(void) 2055103a8feaSLen Brown { 2056103a8feaSLen Brown unsigned long long msr; 2057103a8feaSLen Brown unsigned int ratio; 2058103a8feaSLen Brown 2059ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 2060103a8feaSLen Brown 2061b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr); 20626574a5d5SLen Brown 2063103a8feaSLen Brown ratio = (msr >> 40) & 0xFF; 2064710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max efficiency frequency\n", 2065103a8feaSLen Brown ratio, bclk, ratio * bclk); 2066103a8feaSLen Brown 2067103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 2068710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n", 2069103a8feaSLen Brown ratio, bclk, ratio * bclk); 2070103a8feaSLen Brown 20717ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr); 2072b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n", 2073bfae2052SLen Brown base_cpu, msr, msr & 0x2 ? "EN" : "DIS"); 207467920418SLen Brown 2075fcd17211SLen Brown return; 2076fcd17211SLen Brown } 2077fcd17211SLen Brown 2078fcd17211SLen Brown static void 2079fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void) 2080fcd17211SLen Brown { 2081fcd17211SLen Brown unsigned long long msr; 2082fcd17211SLen Brown unsigned int ratio; 2083fcd17211SLen Brown 20847ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr); 2085fcd17211SLen Brown 2086b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr); 2087fcd17211SLen Brown 2088fcd17211SLen Brown ratio = (msr >> 8) & 0xFF; 2089fcd17211SLen Brown if (ratio) 2090710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 18 active cores\n", 2091fcd17211SLen Brown ratio, bclk, ratio * bclk); 2092fcd17211SLen Brown 2093fcd17211SLen Brown ratio = (msr >> 0) & 0xFF; 2094fcd17211SLen Brown if (ratio) 2095710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 17 active cores\n", 2096fcd17211SLen Brown ratio, bclk, ratio * bclk); 2097fcd17211SLen Brown return; 2098fcd17211SLen Brown } 2099fcd17211SLen Brown 2100fcd17211SLen Brown static void 2101fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void) 2102fcd17211SLen Brown { 2103fcd17211SLen Brown unsigned long long msr; 2104fcd17211SLen Brown unsigned int ratio; 21056574a5d5SLen Brown 21067ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr); 21076574a5d5SLen Brown 2108b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr); 21096574a5d5SLen Brown 21106574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 21116574a5d5SLen Brown if (ratio) 2112710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 16 active cores\n", 21136574a5d5SLen Brown ratio, bclk, ratio * bclk); 21146574a5d5SLen Brown 21156574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 21166574a5d5SLen Brown if (ratio) 2117710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 15 active cores\n", 21186574a5d5SLen Brown ratio, bclk, ratio * bclk); 21196574a5d5SLen Brown 21206574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 21216574a5d5SLen Brown if (ratio) 2122710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 14 active cores\n", 21236574a5d5SLen Brown ratio, bclk, ratio * bclk); 21246574a5d5SLen Brown 21256574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 21266574a5d5SLen Brown if (ratio) 2127710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 13 active cores\n", 21286574a5d5SLen Brown ratio, bclk, ratio * bclk); 21296574a5d5SLen Brown 21306574a5d5SLen Brown ratio = (msr >> 24) & 0xFF; 21316574a5d5SLen Brown if (ratio) 2132710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 12 active cores\n", 21336574a5d5SLen Brown ratio, bclk, ratio * bclk); 21346574a5d5SLen Brown 21356574a5d5SLen Brown ratio = (msr >> 16) & 0xFF; 21366574a5d5SLen Brown if (ratio) 2137710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 11 active cores\n", 21386574a5d5SLen Brown ratio, bclk, ratio * bclk); 21396574a5d5SLen Brown 21406574a5d5SLen Brown ratio = (msr >> 8) & 0xFF; 21416574a5d5SLen Brown if (ratio) 2142710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 10 active cores\n", 21436574a5d5SLen Brown ratio, bclk, ratio * bclk); 21446574a5d5SLen Brown 21456574a5d5SLen Brown ratio = (msr >> 0) & 0xFF; 21466574a5d5SLen Brown if (ratio) 2147710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 9 active cores\n", 21486574a5d5SLen Brown ratio, bclk, ratio * bclk); 2149103a8feaSLen Brown return; 2150fcd17211SLen Brown } 215131e07522SLen Brown int has_turbo_ratio_group_limits(int family, int model) 215231e07522SLen Brown { 215331e07522SLen Brown 215431e07522SLen Brown if (!genuine_intel) 215531e07522SLen Brown return 0; 215631e07522SLen Brown 215731e07522SLen Brown switch (model) { 215831e07522SLen Brown case INTEL_FAM6_ATOM_GOLDMONT: 215931e07522SLen Brown case INTEL_FAM6_SKYLAKE_X: 2160f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: 216131e07522SLen Brown return 1; 216231e07522SLen Brown } 216331e07522SLen Brown return 0; 216431e07522SLen Brown } 2165fcd17211SLen Brown 2166fcd17211SLen Brown static void 216731e07522SLen Brown dump_turbo_ratio_limits(int family, int model) 2168fcd17211SLen Brown { 216931e07522SLen Brown unsigned long long msr, core_counts; 217031e07522SLen Brown unsigned int ratio, group_size; 2171103a8feaSLen Brown 21727ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 2173b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr); 21746574a5d5SLen Brown 217531e07522SLen Brown if (has_turbo_ratio_group_limits(family, model)) { 217631e07522SLen Brown get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &core_counts); 217731e07522SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, core_counts); 217831e07522SLen Brown } else { 217931e07522SLen Brown core_counts = 0x0807060504030201; 218031e07522SLen Brown } 218131e07522SLen Brown 21826574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 218331e07522SLen Brown group_size = (core_counts >> 56) & 0xFF; 21846574a5d5SLen Brown if (ratio) 218531e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 218631e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 21876574a5d5SLen Brown 21886574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 218931e07522SLen Brown group_size = (core_counts >> 48) & 0xFF; 21906574a5d5SLen Brown if (ratio) 219131e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 219231e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 21936574a5d5SLen Brown 21946574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 219531e07522SLen Brown group_size = (core_counts >> 40) & 0xFF; 21966574a5d5SLen Brown if (ratio) 219731e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 219831e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 21996574a5d5SLen Brown 22006574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 220131e07522SLen Brown group_size = (core_counts >> 32) & 0xFF; 22026574a5d5SLen Brown if (ratio) 220331e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 220431e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 22056574a5d5SLen Brown 2206103a8feaSLen Brown ratio = (msr >> 24) & 0xFF; 220731e07522SLen Brown group_size = (core_counts >> 24) & 0xFF; 2208103a8feaSLen Brown if (ratio) 220931e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 221031e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 2211103a8feaSLen Brown 2212103a8feaSLen Brown ratio = (msr >> 16) & 0xFF; 221331e07522SLen Brown group_size = (core_counts >> 16) & 0xFF; 2214103a8feaSLen Brown if (ratio) 221531e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 221631e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 2217103a8feaSLen Brown 2218103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 221931e07522SLen Brown group_size = (core_counts >> 8) & 0xFF; 2220103a8feaSLen Brown if (ratio) 222131e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 222231e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 2223103a8feaSLen Brown 2224103a8feaSLen Brown ratio = (msr >> 0) & 0xFF; 222531e07522SLen Brown group_size = (core_counts >> 0) & 0xFF; 2226103a8feaSLen Brown if (ratio) 222731e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 222831e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 2229fcd17211SLen Brown return; 2230fcd17211SLen Brown } 22313a9a941dSLen Brown 2232fcd17211SLen Brown static void 22330f7887c4SLen Brown dump_atom_turbo_ratio_limits(void) 22340f7887c4SLen Brown { 22350f7887c4SLen Brown unsigned long long msr; 22360f7887c4SLen Brown unsigned int ratio; 22370f7887c4SLen Brown 22380f7887c4SLen Brown get_msr(base_cpu, MSR_ATOM_CORE_RATIOS, &msr); 22390f7887c4SLen Brown fprintf(outf, "cpu%d: MSR_ATOM_CORE_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF); 22400f7887c4SLen Brown 22410f7887c4SLen Brown ratio = (msr >> 0) & 0x3F; 22420f7887c4SLen Brown if (ratio) 22430f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz minimum operating frequency\n", 22440f7887c4SLen Brown ratio, bclk, ratio * bclk); 22450f7887c4SLen Brown 22460f7887c4SLen Brown ratio = (msr >> 8) & 0x3F; 22470f7887c4SLen Brown if (ratio) 22480f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz low frequency mode (LFM)\n", 22490f7887c4SLen Brown ratio, bclk, ratio * bclk); 22500f7887c4SLen Brown 22510f7887c4SLen Brown ratio = (msr >> 16) & 0x3F; 22520f7887c4SLen Brown if (ratio) 22530f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n", 22540f7887c4SLen Brown ratio, bclk, ratio * bclk); 22550f7887c4SLen Brown 22560f7887c4SLen Brown get_msr(base_cpu, MSR_ATOM_CORE_TURBO_RATIOS, &msr); 22570f7887c4SLen Brown fprintf(outf, "cpu%d: MSR_ATOM_CORE_TURBO_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF); 22580f7887c4SLen Brown 22590f7887c4SLen Brown ratio = (msr >> 24) & 0x3F; 22600f7887c4SLen Brown if (ratio) 22610f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 4 active cores\n", 22620f7887c4SLen Brown ratio, bclk, ratio * bclk); 22630f7887c4SLen Brown 22640f7887c4SLen Brown ratio = (msr >> 16) & 0x3F; 22650f7887c4SLen Brown if (ratio) 22660f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 3 active cores\n", 22670f7887c4SLen Brown ratio, bclk, ratio * bclk); 22680f7887c4SLen Brown 22690f7887c4SLen Brown ratio = (msr >> 8) & 0x3F; 22700f7887c4SLen Brown if (ratio) 22710f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 2 active cores\n", 22720f7887c4SLen Brown ratio, bclk, ratio * bclk); 22730f7887c4SLen Brown 22740f7887c4SLen Brown ratio = (msr >> 0) & 0x3F; 22750f7887c4SLen Brown if (ratio) 22760f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 1 active core\n", 22770f7887c4SLen Brown ratio, bclk, ratio * bclk); 22780f7887c4SLen Brown } 22790f7887c4SLen Brown 22800f7887c4SLen Brown static void 2281fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void) 2282fb5d4327SDasaratharaman Chandramouli { 2283cbf97abaSHubert Chrzaniuk const unsigned int buckets_no = 7; 2284cbf97abaSHubert Chrzaniuk 2285fb5d4327SDasaratharaman Chandramouli unsigned long long msr; 2286cbf97abaSHubert Chrzaniuk int delta_cores, delta_ratio; 2287cbf97abaSHubert Chrzaniuk int i, b_nr; 2288cbf97abaSHubert Chrzaniuk unsigned int cores[buckets_no]; 2289cbf97abaSHubert Chrzaniuk unsigned int ratio[buckets_no]; 2290fb5d4327SDasaratharaman Chandramouli 2291ebf5926aSSrinivas Pandruvada get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 2292fb5d4327SDasaratharaman Chandramouli 2293b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", 2294bfae2052SLen Brown base_cpu, msr); 2295fb5d4327SDasaratharaman Chandramouli 2296fb5d4327SDasaratharaman Chandramouli /** 2297fb5d4327SDasaratharaman Chandramouli * Turbo encoding in KNL is as follows: 2298cbf97abaSHubert Chrzaniuk * [0] -- Reserved 2299cbf97abaSHubert Chrzaniuk * [7:1] -- Base value of number of active cores of bucket 1. 2300fb5d4327SDasaratharaman Chandramouli * [15:8] -- Base value of freq ratio of bucket 1. 2301fb5d4327SDasaratharaman Chandramouli * [20:16] -- +ve delta of number of active cores of bucket 2. 2302fb5d4327SDasaratharaman Chandramouli * i.e. active cores of bucket 2 = 2303fb5d4327SDasaratharaman Chandramouli * active cores of bucket 1 + delta 2304fb5d4327SDasaratharaman Chandramouli * [23:21] -- Negative delta of freq ratio of bucket 2. 2305fb5d4327SDasaratharaman Chandramouli * i.e. freq ratio of bucket 2 = 2306fb5d4327SDasaratharaman Chandramouli * freq ratio of bucket 1 - delta 2307fb5d4327SDasaratharaman Chandramouli * [28:24]-- +ve delta of number of active cores of bucket 3. 2308fb5d4327SDasaratharaman Chandramouli * [31:29]-- -ve delta of freq ratio of bucket 3. 2309fb5d4327SDasaratharaman Chandramouli * [36:32]-- +ve delta of number of active cores of bucket 4. 2310fb5d4327SDasaratharaman Chandramouli * [39:37]-- -ve delta of freq ratio of bucket 4. 2311fb5d4327SDasaratharaman Chandramouli * [44:40]-- +ve delta of number of active cores of bucket 5. 2312fb5d4327SDasaratharaman Chandramouli * [47:45]-- -ve delta of freq ratio of bucket 5. 2313fb5d4327SDasaratharaman Chandramouli * [52:48]-- +ve delta of number of active cores of bucket 6. 2314fb5d4327SDasaratharaman Chandramouli * [55:53]-- -ve delta of freq ratio of bucket 6. 2315fb5d4327SDasaratharaman Chandramouli * [60:56]-- +ve delta of number of active cores of bucket 7. 2316fb5d4327SDasaratharaman Chandramouli * [63:61]-- -ve delta of freq ratio of bucket 7. 2317fb5d4327SDasaratharaman Chandramouli */ 2318fb5d4327SDasaratharaman Chandramouli 2319cbf97abaSHubert Chrzaniuk b_nr = 0; 2320cbf97abaSHubert Chrzaniuk cores[b_nr] = (msr & 0xFF) >> 1; 2321cbf97abaSHubert Chrzaniuk ratio[b_nr] = (msr >> 8) & 0xFF; 2322cbf97abaSHubert Chrzaniuk 2323cbf97abaSHubert Chrzaniuk for (i = 16; i < 64; i += 8) { 2324fb5d4327SDasaratharaman Chandramouli delta_cores = (msr >> i) & 0x1F; 2325cbf97abaSHubert Chrzaniuk delta_ratio = (msr >> (i + 5)) & 0x7; 2326fb5d4327SDasaratharaman Chandramouli 2327cbf97abaSHubert Chrzaniuk cores[b_nr + 1] = cores[b_nr] + delta_cores; 2328cbf97abaSHubert Chrzaniuk ratio[b_nr + 1] = ratio[b_nr] - delta_ratio; 2329cbf97abaSHubert Chrzaniuk b_nr++; 2330fb5d4327SDasaratharaman Chandramouli } 2331cbf97abaSHubert Chrzaniuk 2332cbf97abaSHubert Chrzaniuk for (i = buckets_no - 1; i >= 0; i--) 2333cbf97abaSHubert Chrzaniuk if (i > 0 ? ratio[i] != ratio[i - 1] : 1) 2334b7d8c148SLen Brown fprintf(outf, 2335710f273bSLen Brown "%d * %.1f = %.1f MHz max turbo %d active cores\n", 2336cbf97abaSHubert Chrzaniuk ratio[i], bclk, ratio[i] * bclk, cores[i]); 2337fb5d4327SDasaratharaman Chandramouli } 2338fb5d4327SDasaratharaman Chandramouli 2339fb5d4327SDasaratharaman Chandramouli static void 2340fcd17211SLen Brown dump_nhm_cst_cfg(void) 2341fcd17211SLen Brown { 2342fcd17211SLen Brown unsigned long long msr; 2343fcd17211SLen Brown 23441df2e55aSLen Brown get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr); 2345fcd17211SLen Brown 23461df2e55aSLen Brown fprintf(outf, "cpu%d: MSR_PKG_CST_CONFIG_CONTROL: 0x%08llx", base_cpu, msr); 2347fcd17211SLen Brown 23483e8b62bfSArtem Bityutskiy fprintf(outf, " (%s%s%s%s%slocked, pkg-cstate-limit=%d (%s)", 2349fcd17211SLen Brown (msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "", 2350fcd17211SLen Brown (msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "", 2351fcd17211SLen Brown (msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "", 2352fcd17211SLen Brown (msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "", 2353fcd17211SLen Brown (msr & (1 << 15)) ? "" : "UN", 23546c34f160SLen Brown (unsigned int)msr & 0xF, 2355fcd17211SLen Brown pkg_cstate_limit_strings[pkg_cstate_limit]); 2356ac980e13SArtem Bityutskiy 2357ac980e13SArtem Bityutskiy #define AUTOMATIC_CSTATE_CONVERSION (1UL << 16) 2358ac980e13SArtem Bityutskiy if (has_automatic_cstate_conversion) { 2359ac980e13SArtem Bityutskiy fprintf(outf, ", automatic c-state conversion=%s", 2360ac980e13SArtem Bityutskiy (msr & AUTOMATIC_CSTATE_CONVERSION) ? "on" : "off"); 2361ac980e13SArtem Bityutskiy } 2362ac980e13SArtem Bityutskiy 2363ac980e13SArtem Bityutskiy fprintf(outf, ")\n"); 2364ac980e13SArtem Bityutskiy 2365fcd17211SLen Brown return; 2366103a8feaSLen Brown } 2367103a8feaSLen Brown 23686fb3143bSLen Brown static void 23696fb3143bSLen Brown dump_config_tdp(void) 23706fb3143bSLen Brown { 23716fb3143bSLen Brown unsigned long long msr; 23726fb3143bSLen Brown 23736fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr); 2374b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr); 2375685b535bSChen Yu fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xFF); 23766fb3143bSLen Brown 23776fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr); 2378b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr); 23796fb3143bSLen Brown if (msr) { 2380685b535bSChen Yu fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0x7FFF); 2381685b535bSChen Yu fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0x7FFF); 2382685b535bSChen Yu fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF); 2383685b535bSChen Yu fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0x7FFF); 23846fb3143bSLen Brown } 2385b7d8c148SLen Brown fprintf(outf, ")\n"); 23866fb3143bSLen Brown 23876fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr); 2388b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr); 23896fb3143bSLen Brown if (msr) { 2390685b535bSChen Yu fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0x7FFF); 2391685b535bSChen Yu fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0x7FFF); 2392685b535bSChen Yu fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF); 2393685b535bSChen Yu fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0x7FFF); 23946fb3143bSLen Brown } 2395b7d8c148SLen Brown fprintf(outf, ")\n"); 23966fb3143bSLen Brown 23976fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr); 2398b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr); 23996fb3143bSLen Brown if ((msr) & 0x3) 2400b7d8c148SLen Brown fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3); 2401b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 2402b7d8c148SLen Brown fprintf(outf, ")\n"); 24036fb3143bSLen Brown 24046fb3143bSLen Brown get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr); 2405b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr); 2406685b535bSChen Yu fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xFF); 2407b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 2408b7d8c148SLen Brown fprintf(outf, ")\n"); 24096fb3143bSLen Brown } 24105a63426eSLen Brown 24115a63426eSLen Brown unsigned int irtl_time_units[] = {1, 32, 1024, 32768, 1048576, 33554432, 0, 0 }; 24125a63426eSLen Brown 24135a63426eSLen Brown void print_irtl(void) 24145a63426eSLen Brown { 24155a63426eSLen Brown unsigned long long msr; 24165a63426eSLen Brown 24175a63426eSLen Brown get_msr(base_cpu, MSR_PKGC3_IRTL, &msr); 24185a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC3_IRTL: 0x%08llx (", base_cpu, msr); 24195a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24205a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24215a63426eSLen Brown 24225a63426eSLen Brown get_msr(base_cpu, MSR_PKGC6_IRTL, &msr); 24235a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC6_IRTL: 0x%08llx (", base_cpu, msr); 24245a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24255a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24265a63426eSLen Brown 24275a63426eSLen Brown get_msr(base_cpu, MSR_PKGC7_IRTL, &msr); 24285a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC7_IRTL: 0x%08llx (", base_cpu, msr); 24295a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24305a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24315a63426eSLen Brown 24325a63426eSLen Brown if (!do_irtl_hsw) 24335a63426eSLen Brown return; 24345a63426eSLen Brown 24355a63426eSLen Brown get_msr(base_cpu, MSR_PKGC8_IRTL, &msr); 24365a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr); 24375a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24385a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24395a63426eSLen Brown 24405a63426eSLen Brown get_msr(base_cpu, MSR_PKGC9_IRTL, &msr); 24415a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr); 24425a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24435a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24445a63426eSLen Brown 24455a63426eSLen Brown get_msr(base_cpu, MSR_PKGC10_IRTL, &msr); 24465a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr); 24475a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24485a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24495a63426eSLen Brown 24505a63426eSLen Brown } 245136229897SLen Brown void free_fd_percpu(void) 245236229897SLen Brown { 245336229897SLen Brown int i; 245436229897SLen Brown 245501a67adfSMika Westerberg for (i = 0; i < topo.max_cpu_num + 1; ++i) { 245636229897SLen Brown if (fd_percpu[i] != 0) 245736229897SLen Brown close(fd_percpu[i]); 245836229897SLen Brown } 245936229897SLen Brown 246036229897SLen Brown free(fd_percpu); 24616fb3143bSLen Brown } 24626fb3143bSLen Brown 2463c98d5d94SLen Brown void free_all_buffers(void) 2464103a8feaSLen Brown { 24650e2d8f05SLen Brown int i; 24660e2d8f05SLen Brown 2467c98d5d94SLen Brown CPU_FREE(cpu_present_set); 2468c98d5d94SLen Brown cpu_present_set = NULL; 246936229897SLen Brown cpu_present_setsize = 0; 2470103a8feaSLen Brown 2471c98d5d94SLen Brown CPU_FREE(cpu_affinity_set); 2472c98d5d94SLen Brown cpu_affinity_set = NULL; 2473c98d5d94SLen Brown cpu_affinity_setsize = 0; 2474103a8feaSLen Brown 2475c98d5d94SLen Brown free(thread_even); 2476c98d5d94SLen Brown free(core_even); 2477c98d5d94SLen Brown free(package_even); 2478103a8feaSLen Brown 2479c98d5d94SLen Brown thread_even = NULL; 2480c98d5d94SLen Brown core_even = NULL; 2481c98d5d94SLen Brown package_even = NULL; 2482103a8feaSLen Brown 2483c98d5d94SLen Brown free(thread_odd); 2484c98d5d94SLen Brown free(core_odd); 2485c98d5d94SLen Brown free(package_odd); 2486103a8feaSLen Brown 2487c98d5d94SLen Brown thread_odd = NULL; 2488c98d5d94SLen Brown core_odd = NULL; 2489c98d5d94SLen Brown package_odd = NULL; 2490103a8feaSLen Brown 2491c98d5d94SLen Brown free(output_buffer); 2492c98d5d94SLen Brown output_buffer = NULL; 2493c98d5d94SLen Brown outp = NULL; 249436229897SLen Brown 249536229897SLen Brown free_fd_percpu(); 2496562a2d37SLen Brown 2497562a2d37SLen Brown free(irq_column_2_cpu); 2498562a2d37SLen Brown free(irqs_per_cpu); 24990e2d8f05SLen Brown 25000e2d8f05SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 25010e2d8f05SLen Brown if (cpus[i].put_ids) 25020e2d8f05SLen Brown CPU_FREE(cpus[i].put_ids); 25030e2d8f05SLen Brown } 25040e2d8f05SLen Brown free(cpus); 2505103a8feaSLen Brown } 2506103a8feaSLen Brown 250757a42a34SJosh Triplett 250857a42a34SJosh Triplett /* 250995aebc44SJosh Triplett * Parse a file containing a single int. 25106de68fe1SLen Brown * Return 0 if file can not be opened 25116de68fe1SLen Brown * Exit if file can be opened, but can not be parsed 251295aebc44SJosh Triplett */ 251395aebc44SJosh Triplett int parse_int_file(const char *fmt, ...) 251495aebc44SJosh Triplett { 251595aebc44SJosh Triplett va_list args; 251695aebc44SJosh Triplett char path[PATH_MAX]; 251795aebc44SJosh Triplett FILE *filep; 251895aebc44SJosh Triplett int value; 251995aebc44SJosh Triplett 252095aebc44SJosh Triplett va_start(args, fmt); 252195aebc44SJosh Triplett vsnprintf(path, sizeof(path), fmt, args); 252295aebc44SJosh Triplett va_end(args); 25236de68fe1SLen Brown filep = fopen(path, "r"); 25246de68fe1SLen Brown if (!filep) 25256de68fe1SLen Brown return 0; 2526b2c95d90SJosh Triplett if (fscanf(filep, "%d", &value) != 1) 2527b2c95d90SJosh Triplett err(1, "%s: failed to parse number from file", path); 252895aebc44SJosh Triplett fclose(filep); 252995aebc44SJosh Triplett return value; 253095aebc44SJosh Triplett } 253195aebc44SJosh Triplett 253295aebc44SJosh Triplett /* 2533c98d5d94SLen Brown * cpu_is_first_core_in_package(cpu) 2534c98d5d94SLen Brown * return 1 if given CPU is 1st core in package 2535c98d5d94SLen Brown */ 2536c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu) 2537c98d5d94SLen Brown { 253895aebc44SJosh Triplett return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu); 2539103a8feaSLen Brown } 2540103a8feaSLen Brown 2541103a8feaSLen Brown int get_physical_package_id(int cpu) 2542103a8feaSLen Brown { 254395aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu); 2544103a8feaSLen Brown } 2545103a8feaSLen Brown 25466de68fe1SLen Brown int get_die_id(int cpu) 25476de68fe1SLen Brown { 25486de68fe1SLen Brown return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/die_id", cpu); 25496de68fe1SLen Brown } 25506de68fe1SLen Brown 2551103a8feaSLen Brown int get_core_id(int cpu) 2552103a8feaSLen Brown { 255395aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu); 2554103a8feaSLen Brown } 2555103a8feaSLen Brown 2556ef605741SPrarit Bhargava void set_node_data(void) 2557ef605741SPrarit Bhargava { 25582ffbb224SPrarit Bhargava int pkg, node, lnode, cpu, cpux; 25592ffbb224SPrarit Bhargava int cpu_count; 2560ef605741SPrarit Bhargava 25612ffbb224SPrarit Bhargava /* initialize logical_node_id */ 25622ffbb224SPrarit Bhargava for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu) 25632ffbb224SPrarit Bhargava cpus[cpu].logical_node_id = -1; 2564ef605741SPrarit Bhargava 25652ffbb224SPrarit Bhargava cpu_count = 0; 25662ffbb224SPrarit Bhargava for (pkg = 0; pkg < topo.num_packages; pkg++) { 25672ffbb224SPrarit Bhargava lnode = 0; 25682ffbb224SPrarit Bhargava for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu) { 25692ffbb224SPrarit Bhargava if (cpus[cpu].physical_package_id != pkg) 2570ef605741SPrarit Bhargava continue; 25712ffbb224SPrarit Bhargava /* find a cpu with an unset logical_node_id */ 25722ffbb224SPrarit Bhargava if (cpus[cpu].logical_node_id != -1) 25732ffbb224SPrarit Bhargava continue; 25742ffbb224SPrarit Bhargava cpus[cpu].logical_node_id = lnode; 2575ef605741SPrarit Bhargava node = cpus[cpu].physical_node_id; 25762ffbb224SPrarit Bhargava cpu_count++; 25772ffbb224SPrarit Bhargava /* 25782ffbb224SPrarit Bhargava * find all matching cpus on this pkg and set 25792ffbb224SPrarit Bhargava * the logical_node_id 25802ffbb224SPrarit Bhargava */ 25812ffbb224SPrarit Bhargava for (cpux = cpu; cpux <= topo.max_cpu_num; cpux++) { 25822ffbb224SPrarit Bhargava if ((cpus[cpux].physical_package_id == pkg) && 25832ffbb224SPrarit Bhargava (cpus[cpux].physical_node_id == node)) { 25842ffbb224SPrarit Bhargava cpus[cpux].logical_node_id = lnode; 25852ffbb224SPrarit Bhargava cpu_count++; 2586ef605741SPrarit Bhargava } 25872ffbb224SPrarit Bhargava } 25882ffbb224SPrarit Bhargava lnode++; 25892ffbb224SPrarit Bhargava if (lnode > topo.nodes_per_pkg) 25902ffbb224SPrarit Bhargava topo.nodes_per_pkg = lnode; 25912ffbb224SPrarit Bhargava } 25922ffbb224SPrarit Bhargava if (cpu_count >= topo.max_cpu_num) 25932ffbb224SPrarit Bhargava break; 25942ffbb224SPrarit Bhargava } 2595ef605741SPrarit Bhargava } 2596ef605741SPrarit Bhargava 2597ef605741SPrarit Bhargava int get_physical_node_id(struct cpu_topology *thiscpu) 2598c98d5d94SLen Brown { 2599c98d5d94SLen Brown char path[80]; 2600c98d5d94SLen Brown FILE *filep; 26010e2d8f05SLen Brown int i; 26020e2d8f05SLen Brown int cpu = thiscpu->logical_cpu_id; 2603c98d5d94SLen Brown 26040e2d8f05SLen Brown for (i = 0; i <= topo.max_cpu_num; i++) { 26050e2d8f05SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/node%i/cpulist", 26060e2d8f05SLen Brown cpu, i); 26070e2d8f05SLen Brown filep = fopen(path, "r"); 26080e2d8f05SLen Brown if (!filep) 26090e2d8f05SLen Brown continue; 26100e2d8f05SLen Brown fclose(filep); 26110e2d8f05SLen Brown return i; 26120e2d8f05SLen Brown } 26130e2d8f05SLen Brown return -1; 2614e275b388SDasaratharaman Chandramouli } 2615c98d5d94SLen Brown 26160e2d8f05SLen Brown int get_thread_siblings(struct cpu_topology *thiscpu) 26170e2d8f05SLen Brown { 26180e2d8f05SLen Brown char path[80], character; 26190e2d8f05SLen Brown FILE *filep; 26200e2d8f05SLen Brown unsigned long map; 26218cb48b32SPrarit Bhargava int so, shift, sib_core; 26220e2d8f05SLen Brown int cpu = thiscpu->logical_cpu_id; 26230e2d8f05SLen Brown int offset = topo.max_cpu_num + 1; 26240e2d8f05SLen Brown size_t size; 26258cb48b32SPrarit Bhargava int thread_id = 0; 26260e2d8f05SLen Brown 26270e2d8f05SLen Brown thiscpu->put_ids = CPU_ALLOC((topo.max_cpu_num + 1)); 26288cb48b32SPrarit Bhargava if (thiscpu->thread_id < 0) 26298cb48b32SPrarit Bhargava thiscpu->thread_id = thread_id++; 26300e2d8f05SLen Brown if (!thiscpu->put_ids) 26310e2d8f05SLen Brown return -1; 26320e2d8f05SLen Brown 26330e2d8f05SLen Brown size = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 26340e2d8f05SLen Brown CPU_ZERO_S(size, thiscpu->put_ids); 26350e2d8f05SLen Brown 26360e2d8f05SLen Brown sprintf(path, 26370e2d8f05SLen Brown "/sys/devices/system/cpu/cpu%d/topology/thread_siblings", cpu); 26380e2d8f05SLen Brown filep = fopen_or_die(path, "r"); 26390e2d8f05SLen Brown do { 26400e2d8f05SLen Brown offset -= BITMASK_SIZE; 26418173c336SBen Hutchings if (fscanf(filep, "%lx%c", &map, &character) != 2) 26428173c336SBen Hutchings err(1, "%s: failed to parse file", path); 26430e2d8f05SLen Brown for (shift = 0; shift < BITMASK_SIZE; shift++) { 26440e2d8f05SLen Brown if ((map >> shift) & 0x1) { 26458cb48b32SPrarit Bhargava so = shift + offset; 26468cb48b32SPrarit Bhargava sib_core = get_core_id(so); 26478cb48b32SPrarit Bhargava if (sib_core == thiscpu->physical_core_id) { 26488cb48b32SPrarit Bhargava CPU_SET_S(so, size, thiscpu->put_ids); 26498cb48b32SPrarit Bhargava if ((so != cpu) && 26508cb48b32SPrarit Bhargava (cpus[so].thread_id < 0)) 26518cb48b32SPrarit Bhargava cpus[so].thread_id = 26528cb48b32SPrarit Bhargava thread_id++; 26538cb48b32SPrarit Bhargava } 26540e2d8f05SLen Brown } 26550e2d8f05SLen Brown } 26560e2d8f05SLen Brown } while (!strncmp(&character, ",", 1)); 2657c98d5d94SLen Brown fclose(filep); 26580e2d8f05SLen Brown 26590e2d8f05SLen Brown return CPU_COUNT_S(size, thiscpu->put_ids); 2660c98d5d94SLen Brown } 2661c98d5d94SLen Brown 2662c98d5d94SLen Brown /* 2663c98d5d94SLen Brown * run func(thread, core, package) in topology order 2664c98d5d94SLen Brown * skip non-present cpus 2665103a8feaSLen Brown */ 2666103a8feaSLen Brown 2667c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *, 2668c98d5d94SLen Brown struct pkg_data *, struct thread_data *, struct core_data *, 2669c98d5d94SLen Brown struct pkg_data *), struct thread_data *thread_base, 2670c98d5d94SLen Brown struct core_data *core_base, struct pkg_data *pkg_base, 2671c98d5d94SLen Brown struct thread_data *thread_base2, struct core_data *core_base2, 2672c98d5d94SLen Brown struct pkg_data *pkg_base2) 2673c98d5d94SLen Brown { 267440f5cfe7SPrarit Bhargava int retval, pkg_no, node_no, core_no, thread_no; 2675c98d5d94SLen Brown 2676c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 267740f5cfe7SPrarit Bhargava for (node_no = 0; node_no < topo.nodes_per_pkg; ++node_no) { 267840f5cfe7SPrarit Bhargava for (core_no = 0; core_no < topo.cores_per_node; 267940f5cfe7SPrarit Bhargava ++core_no) { 2680c98d5d94SLen Brown for (thread_no = 0; thread_no < 268170a9c6e8SPrarit Bhargava topo.threads_per_core; ++thread_no) { 2682c98d5d94SLen Brown struct thread_data *t, *t2; 2683c98d5d94SLen Brown struct core_data *c, *c2; 2684c98d5d94SLen Brown struct pkg_data *p, *p2; 2685c98d5d94SLen Brown 268640f5cfe7SPrarit Bhargava t = GET_THREAD(thread_base, thread_no, 268740f5cfe7SPrarit Bhargava core_no, node_no, 268840f5cfe7SPrarit Bhargava pkg_no); 2689c98d5d94SLen Brown 2690c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 2691c98d5d94SLen Brown continue; 2692c98d5d94SLen Brown 269340f5cfe7SPrarit Bhargava t2 = GET_THREAD(thread_base2, thread_no, 269440f5cfe7SPrarit Bhargava core_no, node_no, 269540f5cfe7SPrarit Bhargava pkg_no); 2696c98d5d94SLen Brown 269740f5cfe7SPrarit Bhargava c = GET_CORE(core_base, core_no, 269840f5cfe7SPrarit Bhargava node_no, pkg_no); 269940f5cfe7SPrarit Bhargava c2 = GET_CORE(core_base2, core_no, 270040f5cfe7SPrarit Bhargava node_no, 270140f5cfe7SPrarit Bhargava pkg_no); 2702c98d5d94SLen Brown 2703c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 2704c98d5d94SLen Brown p2 = GET_PKG(pkg_base2, pkg_no); 2705c98d5d94SLen Brown 2706c98d5d94SLen Brown retval = func(t, c, p, t2, c2, p2); 2707c98d5d94SLen Brown if (retval) 2708c98d5d94SLen Brown return retval; 2709c98d5d94SLen Brown } 2710c98d5d94SLen Brown } 2711c98d5d94SLen Brown } 271240f5cfe7SPrarit Bhargava } 2713c98d5d94SLen Brown return 0; 2714c98d5d94SLen Brown } 2715c98d5d94SLen Brown 2716c98d5d94SLen Brown /* 2717c98d5d94SLen Brown * run func(cpu) on every cpu in /proc/stat 2718c98d5d94SLen Brown * return max_cpu number 2719c98d5d94SLen Brown */ 2720c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int)) 2721103a8feaSLen Brown { 2722103a8feaSLen Brown FILE *fp; 2723c98d5d94SLen Brown int cpu_num; 2724103a8feaSLen Brown int retval; 2725103a8feaSLen Brown 272657a42a34SJosh Triplett fp = fopen_or_die(proc_stat, "r"); 2727103a8feaSLen Brown 2728103a8feaSLen Brown retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n"); 2729b2c95d90SJosh Triplett if (retval != 0) 2730b2c95d90SJosh Triplett err(1, "%s: failed to parse format", proc_stat); 2731103a8feaSLen Brown 2732c98d5d94SLen Brown while (1) { 2733c98d5d94SLen Brown retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num); 2734103a8feaSLen Brown if (retval != 1) 2735103a8feaSLen Brown break; 2736103a8feaSLen Brown 2737c98d5d94SLen Brown retval = func(cpu_num); 2738c98d5d94SLen Brown if (retval) { 2739c98d5d94SLen Brown fclose(fp); 2740c98d5d94SLen Brown return(retval); 2741c98d5d94SLen Brown } 2742103a8feaSLen Brown } 2743103a8feaSLen Brown fclose(fp); 2744c98d5d94SLen Brown return 0; 2745103a8feaSLen Brown } 2746103a8feaSLen Brown 2747103a8feaSLen Brown void re_initialize(void) 2748103a8feaSLen Brown { 2749c98d5d94SLen Brown free_all_buffers(); 2750c98d5d94SLen Brown setup_all_buffers(); 2751c98d5d94SLen Brown printf("turbostat: re-initialized with num_cpus %d\n", topo.num_cpus); 2752103a8feaSLen Brown } 2753103a8feaSLen Brown 2754843c5791SPrarit Bhargava void set_max_cpu_num(void) 2755843c5791SPrarit Bhargava { 2756843c5791SPrarit Bhargava FILE *filep; 2757843c5791SPrarit Bhargava unsigned long dummy; 2758843c5791SPrarit Bhargava 2759843c5791SPrarit Bhargava topo.max_cpu_num = 0; 2760843c5791SPrarit Bhargava filep = fopen_or_die( 2761843c5791SPrarit Bhargava "/sys/devices/system/cpu/cpu0/topology/thread_siblings", 2762843c5791SPrarit Bhargava "r"); 2763843c5791SPrarit Bhargava while (fscanf(filep, "%lx,", &dummy) == 1) 27640e2d8f05SLen Brown topo.max_cpu_num += BITMASK_SIZE; 2765843c5791SPrarit Bhargava fclose(filep); 2766843c5791SPrarit Bhargava topo.max_cpu_num--; /* 0 based */ 2767843c5791SPrarit Bhargava } 2768c98d5d94SLen Brown 2769103a8feaSLen Brown /* 2770c98d5d94SLen Brown * count_cpus() 2771c98d5d94SLen Brown * remember the last one seen, it will be the max 2772103a8feaSLen Brown */ 2773c98d5d94SLen Brown int count_cpus(int cpu) 2774103a8feaSLen Brown { 2775843c5791SPrarit Bhargava topo.num_cpus++; 2776c98d5d94SLen Brown return 0; 2777103a8feaSLen Brown } 2778c98d5d94SLen Brown int mark_cpu_present(int cpu) 2779c98d5d94SLen Brown { 2780c98d5d94SLen Brown CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set); 278115aaa346SLen Brown return 0; 2782103a8feaSLen Brown } 2783103a8feaSLen Brown 27848cb48b32SPrarit Bhargava int init_thread_id(int cpu) 27858cb48b32SPrarit Bhargava { 27868cb48b32SPrarit Bhargava cpus[cpu].thread_id = -1; 27878cb48b32SPrarit Bhargava return 0; 27888cb48b32SPrarit Bhargava } 27898cb48b32SPrarit Bhargava 2790562a2d37SLen Brown /* 2791562a2d37SLen Brown * snapshot_proc_interrupts() 2792562a2d37SLen Brown * 2793562a2d37SLen Brown * read and record summary of /proc/interrupts 2794562a2d37SLen Brown * 2795562a2d37SLen Brown * return 1 if config change requires a restart, else return 0 2796562a2d37SLen Brown */ 2797562a2d37SLen Brown int snapshot_proc_interrupts(void) 2798562a2d37SLen Brown { 2799562a2d37SLen Brown static FILE *fp; 2800562a2d37SLen Brown int column, retval; 2801562a2d37SLen Brown 2802562a2d37SLen Brown if (fp == NULL) 2803562a2d37SLen Brown fp = fopen_or_die("/proc/interrupts", "r"); 2804562a2d37SLen Brown else 2805562a2d37SLen Brown rewind(fp); 2806562a2d37SLen Brown 2807562a2d37SLen Brown /* read 1st line of /proc/interrupts to get cpu* name for each column */ 2808562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 2809562a2d37SLen Brown int cpu_number; 2810562a2d37SLen Brown 2811562a2d37SLen Brown retval = fscanf(fp, " CPU%d", &cpu_number); 2812562a2d37SLen Brown if (retval != 1) 2813562a2d37SLen Brown break; 2814562a2d37SLen Brown 2815562a2d37SLen Brown if (cpu_number > topo.max_cpu_num) { 2816562a2d37SLen Brown warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num); 2817562a2d37SLen Brown return 1; 2818562a2d37SLen Brown } 2819562a2d37SLen Brown 2820562a2d37SLen Brown irq_column_2_cpu[column] = cpu_number; 2821562a2d37SLen Brown irqs_per_cpu[cpu_number] = 0; 2822562a2d37SLen Brown } 2823562a2d37SLen Brown 2824562a2d37SLen Brown /* read /proc/interrupt count lines and sum up irqs per cpu */ 2825562a2d37SLen Brown while (1) { 2826562a2d37SLen Brown int column; 2827562a2d37SLen Brown char buf[64]; 2828562a2d37SLen Brown 2829562a2d37SLen Brown retval = fscanf(fp, " %s:", buf); /* flush irq# "N:" */ 2830562a2d37SLen Brown if (retval != 1) 2831562a2d37SLen Brown break; 2832562a2d37SLen Brown 2833562a2d37SLen Brown /* read the count per cpu */ 2834562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 2835562a2d37SLen Brown 2836562a2d37SLen Brown int cpu_number, irq_count; 2837562a2d37SLen Brown 2838562a2d37SLen Brown retval = fscanf(fp, " %d", &irq_count); 2839562a2d37SLen Brown if (retval != 1) 2840562a2d37SLen Brown break; 2841562a2d37SLen Brown 2842562a2d37SLen Brown cpu_number = irq_column_2_cpu[column]; 2843562a2d37SLen Brown irqs_per_cpu[cpu_number] += irq_count; 2844562a2d37SLen Brown 2845562a2d37SLen Brown } 2846562a2d37SLen Brown 2847562a2d37SLen Brown while (getc(fp) != '\n') 2848562a2d37SLen Brown ; /* flush interrupt description */ 2849562a2d37SLen Brown 2850562a2d37SLen Brown } 2851562a2d37SLen Brown return 0; 2852562a2d37SLen Brown } 285327d47356SLen Brown /* 2854fdf676e5SLen Brown * snapshot_gfx_rc6_ms() 2855fdf676e5SLen Brown * 2856fdf676e5SLen Brown * record snapshot of 2857fdf676e5SLen Brown * /sys/class/drm/card0/power/rc6_residency_ms 2858fdf676e5SLen Brown * 2859fdf676e5SLen Brown * return 1 if config change requires a restart, else return 0 2860fdf676e5SLen Brown */ 2861fdf676e5SLen Brown int snapshot_gfx_rc6_ms(void) 2862fdf676e5SLen Brown { 2863fdf676e5SLen Brown FILE *fp; 2864fdf676e5SLen Brown int retval; 2865fdf676e5SLen Brown 2866fdf676e5SLen Brown fp = fopen_or_die("/sys/class/drm/card0/power/rc6_residency_ms", "r"); 2867fdf676e5SLen Brown 2868fdf676e5SLen Brown retval = fscanf(fp, "%lld", &gfx_cur_rc6_ms); 2869fdf676e5SLen Brown if (retval != 1) 2870fdf676e5SLen Brown err(1, "GFX rc6"); 2871fdf676e5SLen Brown 2872fdf676e5SLen Brown fclose(fp); 2873fdf676e5SLen Brown 2874fdf676e5SLen Brown return 0; 2875fdf676e5SLen Brown } 2876fdf676e5SLen Brown /* 287727d47356SLen Brown * snapshot_gfx_mhz() 287827d47356SLen Brown * 287927d47356SLen Brown * record snapshot of 288027d47356SLen Brown * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz 288127d47356SLen Brown * 288227d47356SLen Brown * return 1 if config change requires a restart, else return 0 288327d47356SLen Brown */ 288427d47356SLen Brown int snapshot_gfx_mhz(void) 288527d47356SLen Brown { 288627d47356SLen Brown static FILE *fp; 288727d47356SLen Brown int retval; 288827d47356SLen Brown 288927d47356SLen Brown if (fp == NULL) 289027d47356SLen Brown fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r"); 289122048c54SLen Brown else { 289227d47356SLen Brown rewind(fp); 289322048c54SLen Brown fflush(fp); 289422048c54SLen Brown } 289527d47356SLen Brown 289627d47356SLen Brown retval = fscanf(fp, "%d", &gfx_cur_mhz); 289727d47356SLen Brown if (retval != 1) 289827d47356SLen Brown err(1, "GFX MHz"); 289927d47356SLen Brown 290027d47356SLen Brown return 0; 290127d47356SLen Brown } 2902562a2d37SLen Brown 2903562a2d37SLen Brown /* 2904be0e54c4SLen Brown * snapshot_cpu_lpi() 2905be0e54c4SLen Brown * 2906be0e54c4SLen Brown * record snapshot of 2907be0e54c4SLen Brown * /sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us 2908be0e54c4SLen Brown * 2909be0e54c4SLen Brown * return 1 if config change requires a restart, else return 0 2910be0e54c4SLen Brown */ 2911be0e54c4SLen Brown int snapshot_cpu_lpi_us(void) 2912be0e54c4SLen Brown { 2913be0e54c4SLen Brown FILE *fp; 2914be0e54c4SLen Brown int retval; 2915be0e54c4SLen Brown 2916be0e54c4SLen Brown fp = fopen_or_die("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", "r"); 2917be0e54c4SLen Brown 2918be0e54c4SLen Brown retval = fscanf(fp, "%lld", &cpuidle_cur_cpu_lpi_us); 29195ea7647bSPrarit Bhargava if (retval != 1) { 29205ea7647bSPrarit Bhargava fprintf(stderr, "Disabling Low Power Idle CPU output\n"); 29215ea7647bSPrarit Bhargava BIC_NOT_PRESENT(BIC_CPU_LPI); 2922605736c6SGustavo A. R. Silva fclose(fp); 29235ea7647bSPrarit Bhargava return -1; 29245ea7647bSPrarit Bhargava } 2925be0e54c4SLen Brown 2926be0e54c4SLen Brown fclose(fp); 2927be0e54c4SLen Brown 2928be0e54c4SLen Brown return 0; 2929be0e54c4SLen Brown } 2930be0e54c4SLen Brown /* 2931be0e54c4SLen Brown * snapshot_sys_lpi() 2932be0e54c4SLen Brown * 2933be0e54c4SLen Brown * record snapshot of 2934be0e54c4SLen Brown * /sys/devices/system/cpu/cpuidle/low_power_idle_system_residency_us 2935be0e54c4SLen Brown * 2936be0e54c4SLen Brown * return 1 if config change requires a restart, else return 0 2937be0e54c4SLen Brown */ 2938be0e54c4SLen Brown int snapshot_sys_lpi_us(void) 2939be0e54c4SLen Brown { 2940be0e54c4SLen Brown FILE *fp; 2941be0e54c4SLen Brown int retval; 2942be0e54c4SLen Brown 2943be0e54c4SLen Brown fp = fopen_or_die("/sys/devices/system/cpu/cpuidle/low_power_idle_system_residency_us", "r"); 2944be0e54c4SLen Brown 2945be0e54c4SLen Brown retval = fscanf(fp, "%lld", &cpuidle_cur_sys_lpi_us); 29465ea7647bSPrarit Bhargava if (retval != 1) { 29475ea7647bSPrarit Bhargava fprintf(stderr, "Disabling Low Power Idle System output\n"); 29485ea7647bSPrarit Bhargava BIC_NOT_PRESENT(BIC_SYS_LPI); 294915423b95SColin Ian King fclose(fp); 29505ea7647bSPrarit Bhargava return -1; 29515ea7647bSPrarit Bhargava } 2952be0e54c4SLen Brown fclose(fp); 2953be0e54c4SLen Brown 2954be0e54c4SLen Brown return 0; 2955be0e54c4SLen Brown } 2956be0e54c4SLen Brown /* 2957562a2d37SLen Brown * snapshot /proc and /sys files 2958562a2d37SLen Brown * 2959562a2d37SLen Brown * return 1 if configuration restart needed, else return 0 2960562a2d37SLen Brown */ 2961562a2d37SLen Brown int snapshot_proc_sysfs_files(void) 2962562a2d37SLen Brown { 2963218f0e8dSLen Brown if (DO_BIC(BIC_IRQ)) 2964562a2d37SLen Brown if (snapshot_proc_interrupts()) 2965562a2d37SLen Brown return 1; 2966562a2d37SLen Brown 2967812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) 2968fdf676e5SLen Brown snapshot_gfx_rc6_ms(); 2969fdf676e5SLen Brown 2970812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 297127d47356SLen Brown snapshot_gfx_mhz(); 297227d47356SLen Brown 2973be0e54c4SLen Brown if (DO_BIC(BIC_CPU_LPI)) 2974be0e54c4SLen Brown snapshot_cpu_lpi_us(); 2975be0e54c4SLen Brown 2976be0e54c4SLen Brown if (DO_BIC(BIC_SYS_LPI)) 2977be0e54c4SLen Brown snapshot_sys_lpi_us(); 2978be0e54c4SLen Brown 2979562a2d37SLen Brown return 0; 2980562a2d37SLen Brown } 2981562a2d37SLen Brown 29828aa2ed0bSLen Brown int exit_requested; 29838aa2ed0bSLen Brown 29848aa2ed0bSLen Brown static void signal_handler (int signal) 29858aa2ed0bSLen Brown { 29868aa2ed0bSLen Brown switch (signal) { 29878aa2ed0bSLen Brown case SIGINT: 29888aa2ed0bSLen Brown exit_requested = 1; 29898aa2ed0bSLen Brown if (debug) 29908aa2ed0bSLen Brown fprintf(stderr, " SIGINT\n"); 29918aa2ed0bSLen Brown break; 299207211960SLen Brown case SIGUSR1: 299307211960SLen Brown if (debug > 1) 299407211960SLen Brown fprintf(stderr, "SIGUSR1\n"); 299507211960SLen Brown break; 29968aa2ed0bSLen Brown } 2997b9ad8ee0SLen Brown /* make sure this manually-invoked interval is at least 1ms long */ 2998b9ad8ee0SLen Brown nanosleep(&one_msec, NULL); 29998aa2ed0bSLen Brown } 30008aa2ed0bSLen Brown 30018aa2ed0bSLen Brown void setup_signal_handler(void) 30028aa2ed0bSLen Brown { 30038aa2ed0bSLen Brown struct sigaction sa; 30048aa2ed0bSLen Brown 30058aa2ed0bSLen Brown memset(&sa, 0, sizeof(sa)); 30068aa2ed0bSLen Brown 30078aa2ed0bSLen Brown sa.sa_handler = &signal_handler; 30088aa2ed0bSLen Brown 30098aa2ed0bSLen Brown if (sigaction(SIGINT, &sa, NULL) < 0) 30108aa2ed0bSLen Brown err(1, "sigaction SIGINT"); 301107211960SLen Brown if (sigaction(SIGUSR1, &sa, NULL) < 0) 301207211960SLen Brown err(1, "sigaction SIGUSR1"); 30138aa2ed0bSLen Brown } 3014b9ad8ee0SLen Brown 301547936f94SArtem Bityutskiy void do_sleep(void) 3016b9ad8ee0SLen Brown { 3017*c026c236SArtem Bityutskiy struct timeval tout; 3018*c026c236SArtem Bityutskiy struct timespec rest; 3019b9ad8ee0SLen Brown fd_set readfds; 3020b9ad8ee0SLen Brown int retval; 3021b9ad8ee0SLen Brown 3022b9ad8ee0SLen Brown FD_ZERO(&readfds); 3023b9ad8ee0SLen Brown FD_SET(0, &readfds); 3024b9ad8ee0SLen Brown 3025*c026c236SArtem Bityutskiy if (ignore_stdin) { 302647936f94SArtem Bityutskiy nanosleep(&interval_ts, NULL); 302747936f94SArtem Bityutskiy return; 302847936f94SArtem Bityutskiy } 3029b9ad8ee0SLen Brown 3030*c026c236SArtem Bityutskiy tout = interval_tv; 3031*c026c236SArtem Bityutskiy retval = select(1, &readfds, NULL, NULL, &tout); 3032b9ad8ee0SLen Brown 3033b9ad8ee0SLen Brown if (retval == 1) { 3034b9ad8ee0SLen Brown switch (getc(stdin)) { 3035b9ad8ee0SLen Brown case 'q': 3036b9ad8ee0SLen Brown exit_requested = 1; 3037b9ad8ee0SLen Brown break; 3038*c026c236SArtem Bityutskiy case EOF: 3039*c026c236SArtem Bityutskiy /* 3040*c026c236SArtem Bityutskiy * 'stdin' is a pipe closed on the other end. There 3041*c026c236SArtem Bityutskiy * won't be any further input. 3042*c026c236SArtem Bityutskiy */ 3043*c026c236SArtem Bityutskiy ignore_stdin = 1; 3044*c026c236SArtem Bityutskiy /* Sleep the rest of the time */ 3045*c026c236SArtem Bityutskiy rest.tv_sec = (tout.tv_sec + tout.tv_usec / 1000000); 3046*c026c236SArtem Bityutskiy rest.tv_nsec = (tout.tv_usec % 1000000) * 1000; 3047*c026c236SArtem Bityutskiy nanosleep(&rest, NULL); 3048b9ad8ee0SLen Brown } 3049b9ad8ee0SLen Brown /* make sure this manually-invoked interval is at least 1ms long */ 3050b9ad8ee0SLen Brown nanosleep(&one_msec, NULL); 3051b9ad8ee0SLen Brown } 3052b9ad8ee0SLen Brown } 305347936f94SArtem Bityutskiy 30544c2122d4SLen Brown 3055103a8feaSLen Brown void turbostat_loop() 3056103a8feaSLen Brown { 3057c98d5d94SLen Brown int retval; 3058e52966c0SLen Brown int restarted = 0; 3059023fe0acSChen Yu int done_iters = 0; 3060c98d5d94SLen Brown 30618aa2ed0bSLen Brown setup_signal_handler(); 30628aa2ed0bSLen Brown 3063103a8feaSLen Brown restart: 3064e52966c0SLen Brown restarted++; 3065e52966c0SLen Brown 3066562a2d37SLen Brown snapshot_proc_sysfs_files(); 3067c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 30684c2122d4SLen Brown first_counter_read = 0; 3069d91bb17cSLen Brown if (retval < -1) { 3070d91bb17cSLen Brown exit(retval); 3071d91bb17cSLen Brown } else if (retval == -1) { 3072e52966c0SLen Brown if (restarted > 1) { 3073e52966c0SLen Brown exit(retval); 3074e52966c0SLen Brown } 3075c98d5d94SLen Brown re_initialize(); 3076c98d5d94SLen Brown goto restart; 3077c98d5d94SLen Brown } 3078e52966c0SLen Brown restarted = 0; 3079023fe0acSChen Yu done_iters = 0; 3080103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 3081103a8feaSLen Brown 3082103a8feaSLen Brown while (1) { 3083c98d5d94SLen Brown if (for_all_proc_cpus(cpu_is_not_present)) { 3084103a8feaSLen Brown re_initialize(); 3085103a8feaSLen Brown goto restart; 3086103a8feaSLen Brown } 3087b9ad8ee0SLen Brown do_sleep(); 3088562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 3089562a2d37SLen Brown goto restart; 3090c98d5d94SLen Brown retval = for_all_cpus(get_counters, ODD_COUNTERS); 3091d91bb17cSLen Brown if (retval < -1) { 3092d91bb17cSLen Brown exit(retval); 3093d91bb17cSLen Brown } else if (retval == -1) { 309415aaa346SLen Brown re_initialize(); 309515aaa346SLen Brown goto restart; 309615aaa346SLen Brown } 3097103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 3098103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 3099ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) { 3100ba3dec99SLen Brown re_initialize(); 3101ba3dec99SLen Brown goto restart; 3102ba3dec99SLen Brown } 3103c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 3104c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 3105b7d8c148SLen Brown flush_output_stdout(); 31068aa2ed0bSLen Brown if (exit_requested) 31078aa2ed0bSLen Brown break; 3108023fe0acSChen Yu if (num_iterations && ++done_iters >= num_iterations) 3109023fe0acSChen Yu break; 3110b9ad8ee0SLen Brown do_sleep(); 3111562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 3112562a2d37SLen Brown goto restart; 3113c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 3114d91bb17cSLen Brown if (retval < -1) { 3115d91bb17cSLen Brown exit(retval); 3116d91bb17cSLen Brown } else if (retval == -1) { 3117103a8feaSLen Brown re_initialize(); 3118103a8feaSLen Brown goto restart; 3119103a8feaSLen Brown } 3120103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 3121103a8feaSLen Brown timersub(&tv_even, &tv_odd, &tv_delta); 3122ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS)) { 3123ba3dec99SLen Brown re_initialize(); 3124ba3dec99SLen Brown goto restart; 3125ba3dec99SLen Brown } 3126c98d5d94SLen Brown compute_average(ODD_COUNTERS); 3127c98d5d94SLen Brown format_all_counters(ODD_COUNTERS); 3128b7d8c148SLen Brown flush_output_stdout(); 31298aa2ed0bSLen Brown if (exit_requested) 31308aa2ed0bSLen Brown break; 3131023fe0acSChen Yu if (num_iterations && ++done_iters >= num_iterations) 3132023fe0acSChen Yu break; 3133103a8feaSLen Brown } 3134103a8feaSLen Brown } 3135103a8feaSLen Brown 3136103a8feaSLen Brown void check_dev_msr() 3137103a8feaSLen Brown { 3138103a8feaSLen Brown struct stat sb; 31397ce7d5deSPrarit Bhargava char pathname[32]; 3140103a8feaSLen Brown 31417ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 31427ce7d5deSPrarit Bhargava if (stat(pathname, &sb)) 3143a21d38c8SLen Brown if (system("/sbin/modprobe msr > /dev/null 2>&1")) 3144d7899447SLen Brown err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" "); 3145103a8feaSLen Brown } 3146103a8feaSLen Brown 314798481e79SLen Brown void check_permissions() 3148103a8feaSLen Brown { 314998481e79SLen Brown struct __user_cap_header_struct cap_header_data; 315098481e79SLen Brown cap_user_header_t cap_header = &cap_header_data; 315198481e79SLen Brown struct __user_cap_data_struct cap_data_data; 315298481e79SLen Brown cap_user_data_t cap_data = &cap_data_data; 315398481e79SLen Brown extern int capget(cap_user_header_t hdrp, cap_user_data_t datap); 315498481e79SLen Brown int do_exit = 0; 31557ce7d5deSPrarit Bhargava char pathname[32]; 315698481e79SLen Brown 315798481e79SLen Brown /* check for CAP_SYS_RAWIO */ 315898481e79SLen Brown cap_header->pid = getpid(); 315998481e79SLen Brown cap_header->version = _LINUX_CAPABILITY_VERSION; 316098481e79SLen Brown if (capget(cap_header, cap_data) < 0) 316198481e79SLen Brown err(-6, "capget(2) failed"); 316298481e79SLen Brown 316398481e79SLen Brown if ((cap_data->effective & (1 << CAP_SYS_RAWIO)) == 0) { 316498481e79SLen Brown do_exit++; 316598481e79SLen Brown warnx("capget(CAP_SYS_RAWIO) failed," 316698481e79SLen Brown " try \"# setcap cap_sys_rawio=ep %s\"", progname); 316798481e79SLen Brown } 316898481e79SLen Brown 316998481e79SLen Brown /* test file permissions */ 31707ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 31717ce7d5deSPrarit Bhargava if (euidaccess(pathname, R_OK)) { 317298481e79SLen Brown do_exit++; 317398481e79SLen Brown warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr"); 317498481e79SLen Brown } 317598481e79SLen Brown 317698481e79SLen Brown /* if all else fails, thell them to be root */ 317798481e79SLen Brown if (do_exit) 3178b2c95d90SJosh Triplett if (getuid() != 0) 3179d7899447SLen Brown warnx("... or simply run as root"); 318098481e79SLen Brown 318198481e79SLen Brown if (do_exit) 318298481e79SLen Brown exit(-6); 3183103a8feaSLen Brown } 3184103a8feaSLen Brown 3185d7899447SLen Brown /* 3186d7899447SLen Brown * NHM adds support for additional MSRs: 3187d7899447SLen Brown * 3188d7899447SLen Brown * MSR_SMI_COUNT 0x00000034 3189d7899447SLen Brown * 3190ec0adc53SLen Brown * MSR_PLATFORM_INFO 0x000000ce 31911df2e55aSLen Brown * MSR_PKG_CST_CONFIG_CONTROL 0x000000e2 3192d7899447SLen Brown * 3193cf4cbe53SLen Brown * MSR_MISC_PWR_MGMT 0x000001aa 3194cf4cbe53SLen Brown * 3195d7899447SLen Brown * MSR_PKG_C3_RESIDENCY 0x000003f8 3196d7899447SLen Brown * MSR_PKG_C6_RESIDENCY 0x000003f9 3197d7899447SLen Brown * MSR_CORE_C3_RESIDENCY 0x000003fc 3198d7899447SLen Brown * MSR_CORE_C6_RESIDENCY 0x000003fd 3199d7899447SLen Brown * 3200ee7e38e3SLen Brown * Side effect: 32011df2e55aSLen Brown * sets global pkg_cstate_limit to decode MSR_PKG_CST_CONFIG_CONTROL 320233148d67SLen Brown * sets has_misc_feature_control 3203d7899447SLen Brown */ 3204ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model) 3205103a8feaSLen Brown { 3206ee7e38e3SLen Brown unsigned long long msr; 320721ed5574SLen Brown unsigned int base_ratio; 3208ee7e38e3SLen Brown int *pkg_cstate_limits; 3209ee7e38e3SLen Brown 3210103a8feaSLen Brown if (!genuine_intel) 3211103a8feaSLen Brown return 0; 3212103a8feaSLen Brown 3213103a8feaSLen Brown if (family != 6) 3214103a8feaSLen Brown return 0; 3215103a8feaSLen Brown 321621ed5574SLen Brown bclk = discover_bclk(family, model); 321721ed5574SLen Brown 3218103a8feaSLen Brown switch (model) { 3219869ce69eSLen Brown case INTEL_FAM6_NEHALEM: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 3220869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 3221ee7e38e3SLen Brown pkg_cstate_limits = nhm_pkg_cstate_limits; 3222ee7e38e3SLen Brown break; 3223869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: /* SNB */ 3224869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: /* SNB Xeon */ 3225869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 3226869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 3227ee7e38e3SLen Brown pkg_cstate_limits = snb_pkg_cstate_limits; 322833148d67SLen Brown has_misc_feature_control = 1; 3229ee7e38e3SLen Brown break; 3230869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 3231869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 3232cd188af5SLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 3233869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 3234869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 3235869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 3236869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3237869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3238997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 3239ee7e38e3SLen Brown pkg_cstate_limits = hsw_pkg_cstate_limits; 324033148d67SLen Brown has_misc_feature_control = 1; 3241ee7e38e3SLen Brown break; 3242d8ebb442SLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 3243d8ebb442SLen Brown pkg_cstate_limits = skx_pkg_cstate_limits; 324433148d67SLen Brown has_misc_feature_control = 1; 3245d8ebb442SLen Brown break; 3246f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: /* BYT */ 3247cf4cbe53SLen Brown no_MSR_MISC_PWR_MGMT = 1; 3248f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_X: /* AVN */ 3249ee7e38e3SLen Brown pkg_cstate_limits = slv_pkg_cstate_limits; 3250ee7e38e3SLen Brown break; 3251869ce69eSLen Brown case INTEL_FAM6_ATOM_AIRMONT: /* AMT */ 3252ee7e38e3SLen Brown pkg_cstate_limits = amt_pkg_cstate_limits; 3253cf4cbe53SLen Brown no_MSR_MISC_PWR_MGMT = 1; 3254ee7e38e3SLen Brown break; 3255869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* PHI */ 3256ee7e38e3SLen Brown pkg_cstate_limits = phi_pkg_cstate_limits; 3257ee7e38e3SLen Brown break; 3258869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 3259f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 3260f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: /* DNV */ 3261445640a5SLen Brown pkg_cstate_limits = glm_pkg_cstate_limits; 3262e4085d54SLen Brown break; 3263103a8feaSLen Brown default: 3264103a8feaSLen Brown return 0; 3265103a8feaSLen Brown } 32661df2e55aSLen Brown get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr); 3267e9257f5fSLen Brown pkg_cstate_limit = pkg_cstate_limits[msr & 0xF]; 3268ee7e38e3SLen Brown 3269ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 327021ed5574SLen Brown base_ratio = (msr >> 8) & 0xFF; 327121ed5574SLen Brown 327221ed5574SLen Brown base_hz = base_ratio * bclk * 1000000; 327321ed5574SLen Brown has_base_hz = 1; 3274ee7e38e3SLen Brown return 1; 3275103a8feaSLen Brown } 32760f7887c4SLen Brown /* 3277495c7654SLen Brown * SLV client has support for unique MSRs: 32780f7887c4SLen Brown * 32790f7887c4SLen Brown * MSR_CC6_DEMOTION_POLICY_CONFIG 32800f7887c4SLen Brown * MSR_MC6_DEMOTION_POLICY_CONFIG 32810f7887c4SLen Brown */ 32820f7887c4SLen Brown 32830f7887c4SLen Brown int has_slv_msrs(unsigned int family, unsigned int model) 32840f7887c4SLen Brown { 32850f7887c4SLen Brown if (!genuine_intel) 32860f7887c4SLen Brown return 0; 32870f7887c4SLen Brown 32880f7887c4SLen Brown switch (model) { 3289f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: 3290f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_MID: 3291f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_AIRMONT_MID: 32920f7887c4SLen Brown return 1; 32930f7887c4SLen Brown } 32940f7887c4SLen Brown return 0; 32950f7887c4SLen Brown } 32967170a374SLen Brown int is_dnv(unsigned int family, unsigned int model) 32977170a374SLen Brown { 32987170a374SLen Brown 32997170a374SLen Brown if (!genuine_intel) 33007170a374SLen Brown return 0; 33017170a374SLen Brown 33027170a374SLen Brown switch (model) { 3303f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: 33047170a374SLen Brown return 1; 33057170a374SLen Brown } 33067170a374SLen Brown return 0; 33077170a374SLen Brown } 3308ade0ebacSLen Brown int is_bdx(unsigned int family, unsigned int model) 3309ade0ebacSLen Brown { 3310ade0ebacSLen Brown 3311ade0ebacSLen Brown if (!genuine_intel) 3312ade0ebacSLen Brown return 0; 3313ade0ebacSLen Brown 3314ade0ebacSLen Brown switch (model) { 3315ade0ebacSLen Brown case INTEL_FAM6_BROADWELL_X: 3316ade0ebacSLen Brown return 1; 3317ade0ebacSLen Brown } 3318ade0ebacSLen Brown return 0; 3319ade0ebacSLen Brown } 332034c76197SLen Brown int is_skx(unsigned int family, unsigned int model) 332134c76197SLen Brown { 332234c76197SLen Brown 332334c76197SLen Brown if (!genuine_intel) 332434c76197SLen Brown return 0; 332534c76197SLen Brown 332634c76197SLen Brown switch (model) { 332734c76197SLen Brown case INTEL_FAM6_SKYLAKE_X: 332834c76197SLen Brown return 1; 332934c76197SLen Brown } 333034c76197SLen Brown return 0; 333134c76197SLen Brown } 33320f7887c4SLen Brown 333331e07522SLen Brown int has_turbo_ratio_limit(unsigned int family, unsigned int model) 3334d7899447SLen Brown { 33350f7887c4SLen Brown if (has_slv_msrs(family, model)) 33360f7887c4SLen Brown return 0; 33370f7887c4SLen Brown 3338d7899447SLen Brown switch (model) { 3339d7899447SLen Brown /* Nehalem compatible, but do not include turbo-ratio limit support */ 3340869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 3341869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* PHI - Knights Landing (different MSR definition) */ 3342d7899447SLen Brown return 0; 3343d7899447SLen Brown default: 3344d7899447SLen Brown return 1; 3345d7899447SLen Brown } 3346d7899447SLen Brown } 33470f7887c4SLen Brown int has_atom_turbo_ratio_limit(unsigned int family, unsigned int model) 33480f7887c4SLen Brown { 33490f7887c4SLen Brown if (has_slv_msrs(family, model)) 33500f7887c4SLen Brown return 1; 33510f7887c4SLen Brown 33520f7887c4SLen Brown return 0; 33530f7887c4SLen Brown } 33546574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model) 33556574a5d5SLen Brown { 33566574a5d5SLen Brown if (!genuine_intel) 33576574a5d5SLen Brown return 0; 33586574a5d5SLen Brown 33596574a5d5SLen Brown if (family != 6) 33606574a5d5SLen Brown return 0; 33616574a5d5SLen Brown 33626574a5d5SLen Brown switch (model) { 3363869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 3364869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW Xeon */ 33656574a5d5SLen Brown return 1; 33666574a5d5SLen Brown default: 33676574a5d5SLen Brown return 0; 33686574a5d5SLen Brown } 33696574a5d5SLen Brown } 3370fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model) 3371fcd17211SLen Brown { 3372fcd17211SLen Brown if (!genuine_intel) 3373fcd17211SLen Brown return 0; 3374fcd17211SLen Brown 3375fcd17211SLen Brown if (family != 6) 3376fcd17211SLen Brown return 0; 3377fcd17211SLen Brown 3378fcd17211SLen Brown switch (model) { 3379869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW Xeon */ 3380fcd17211SLen Brown return 1; 3381fcd17211SLen Brown default: 3382fcd17211SLen Brown return 0; 3383fcd17211SLen Brown } 3384fcd17211SLen Brown } 3385fcd17211SLen Brown 3386fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model) 3387fb5d4327SDasaratharaman Chandramouli { 3388fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 3389fb5d4327SDasaratharaman Chandramouli return 0; 3390fb5d4327SDasaratharaman Chandramouli 3391fb5d4327SDasaratharaman Chandramouli if (family != 6) 3392fb5d4327SDasaratharaman Chandramouli return 0; 3393fb5d4327SDasaratharaman Chandramouli 3394fb5d4327SDasaratharaman Chandramouli switch (model) { 3395869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* Knights Landing */ 3396fb5d4327SDasaratharaman Chandramouli return 1; 3397fb5d4327SDasaratharaman Chandramouli default: 3398fb5d4327SDasaratharaman Chandramouli return 0; 3399fb5d4327SDasaratharaman Chandramouli } 3400fb5d4327SDasaratharaman Chandramouli } 340131e07522SLen Brown int has_glm_turbo_ratio_limit(unsigned int family, unsigned int model) 340231e07522SLen Brown { 340331e07522SLen Brown if (!genuine_intel) 340431e07522SLen Brown return 0; 340531e07522SLen Brown 340631e07522SLen Brown if (family != 6) 340731e07522SLen Brown return 0; 340831e07522SLen Brown 340931e07522SLen Brown switch (model) { 341031e07522SLen Brown case INTEL_FAM6_ATOM_GOLDMONT: 341131e07522SLen Brown case INTEL_FAM6_SKYLAKE_X: 341231e07522SLen Brown return 1; 341331e07522SLen Brown default: 341431e07522SLen Brown return 0; 341531e07522SLen Brown } 341631e07522SLen Brown } 34176fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model) 34186fb3143bSLen Brown { 34196fb3143bSLen Brown if (!genuine_intel) 34206fb3143bSLen Brown return 0; 34216fb3143bSLen Brown 34226fb3143bSLen Brown if (family != 6) 34236fb3143bSLen Brown return 0; 34246fb3143bSLen Brown 34256fb3143bSLen Brown switch (model) { 3426869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 3427869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 3428869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 3429cd188af5SLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 3430869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 3431869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 3432869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 3433869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3434869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3435997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 3436869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 34376fb3143bSLen Brown 3438869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* Knights Landing */ 34396fb3143bSLen Brown return 1; 34406fb3143bSLen Brown default: 34416fb3143bSLen Brown return 0; 34426fb3143bSLen Brown } 34436fb3143bSLen Brown } 34446fb3143bSLen Brown 3445fcd17211SLen Brown static void 34461b69317dSColin Ian King dump_cstate_pstate_config_info(unsigned int family, unsigned int model) 3447fcd17211SLen Brown { 3448fcd17211SLen Brown if (!do_nhm_platform_info) 3449fcd17211SLen Brown return; 3450fcd17211SLen Brown 3451fcd17211SLen Brown dump_nhm_platform_info(); 3452fcd17211SLen Brown 3453fcd17211SLen Brown if (has_hsw_turbo_ratio_limit(family, model)) 3454fcd17211SLen Brown dump_hsw_turbo_ratio_limits(); 3455fcd17211SLen Brown 3456fcd17211SLen Brown if (has_ivt_turbo_ratio_limit(family, model)) 3457fcd17211SLen Brown dump_ivt_turbo_ratio_limits(); 3458fcd17211SLen Brown 345931e07522SLen Brown if (has_turbo_ratio_limit(family, model)) 346031e07522SLen Brown dump_turbo_ratio_limits(family, model); 3461fcd17211SLen Brown 34620f7887c4SLen Brown if (has_atom_turbo_ratio_limit(family, model)) 34630f7887c4SLen Brown dump_atom_turbo_ratio_limits(); 34640f7887c4SLen Brown 3465fb5d4327SDasaratharaman Chandramouli if (has_knl_turbo_ratio_limit(family, model)) 3466fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(); 3467fb5d4327SDasaratharaman Chandramouli 34686fb3143bSLen Brown if (has_config_tdp(family, model)) 34696fb3143bSLen Brown dump_config_tdp(); 34706fb3143bSLen Brown 3471fcd17211SLen Brown dump_nhm_cst_cfg(); 3472fcd17211SLen Brown } 3473fcd17211SLen Brown 347441618e63SLen Brown static void 347541618e63SLen Brown dump_sysfs_cstate_config(void) 347641618e63SLen Brown { 347741618e63SLen Brown char path[64]; 347841618e63SLen Brown char name_buf[16]; 347941618e63SLen Brown char desc[64]; 348041618e63SLen Brown FILE *input; 348141618e63SLen Brown int state; 348241618e63SLen Brown char *sp; 348341618e63SLen Brown 348441618e63SLen Brown if (!DO_BIC(BIC_sysfs)) 348541618e63SLen Brown return; 348641618e63SLen Brown 348741618e63SLen Brown for (state = 0; state < 10; ++state) { 348841618e63SLen Brown 348941618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", 349041618e63SLen Brown base_cpu, state); 349141618e63SLen Brown input = fopen(path, "r"); 349241618e63SLen Brown if (input == NULL) 349341618e63SLen Brown continue; 34948173c336SBen Hutchings if (!fgets(name_buf, sizeof(name_buf), input)) 34958173c336SBen Hutchings err(1, "%s: failed to read file", path); 349641618e63SLen Brown 349741618e63SLen Brown /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */ 349841618e63SLen Brown sp = strchr(name_buf, '-'); 349941618e63SLen Brown if (!sp) 350041618e63SLen Brown sp = strchrnul(name_buf, '\n'); 350141618e63SLen Brown *sp = '\0'; 350241618e63SLen Brown fclose(input); 350341618e63SLen Brown 350441618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/desc", 350541618e63SLen Brown base_cpu, state); 350641618e63SLen Brown input = fopen(path, "r"); 350741618e63SLen Brown if (input == NULL) 350841618e63SLen Brown continue; 35098173c336SBen Hutchings if (!fgets(desc, sizeof(desc), input)) 35108173c336SBen Hutchings err(1, "%s: failed to read file", path); 351141618e63SLen Brown 351241618e63SLen Brown fprintf(outf, "cpu%d: %s: %s", base_cpu, name_buf, desc); 351341618e63SLen Brown fclose(input); 351441618e63SLen Brown } 351541618e63SLen Brown } 35167293fccdSLen Brown static void 35177293fccdSLen Brown dump_sysfs_pstate_config(void) 35187293fccdSLen Brown { 35197293fccdSLen Brown char path[64]; 35207293fccdSLen Brown char driver_buf[64]; 35217293fccdSLen Brown char governor_buf[64]; 35227293fccdSLen Brown FILE *input; 35237293fccdSLen Brown int turbo; 35247293fccdSLen Brown 35257293fccdSLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_driver", 35267293fccdSLen Brown base_cpu); 35277293fccdSLen Brown input = fopen(path, "r"); 35287293fccdSLen Brown if (input == NULL) { 35290a42d235SPrarit Bhargava fprintf(outf, "NSFOD %s\n", path); 35307293fccdSLen Brown return; 35317293fccdSLen Brown } 35328173c336SBen Hutchings if (!fgets(driver_buf, sizeof(driver_buf), input)) 35338173c336SBen Hutchings err(1, "%s: failed to read file", path); 35347293fccdSLen Brown fclose(input); 35357293fccdSLen Brown 35367293fccdSLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor", 35377293fccdSLen Brown base_cpu); 35387293fccdSLen Brown input = fopen(path, "r"); 35397293fccdSLen Brown if (input == NULL) { 35400a42d235SPrarit Bhargava fprintf(outf, "NSFOD %s\n", path); 35417293fccdSLen Brown return; 35427293fccdSLen Brown } 35438173c336SBen Hutchings if (!fgets(governor_buf, sizeof(governor_buf), input)) 35448173c336SBen Hutchings err(1, "%s: failed to read file", path); 35457293fccdSLen Brown fclose(input); 35467293fccdSLen Brown 35477293fccdSLen Brown fprintf(outf, "cpu%d: cpufreq driver: %s", base_cpu, driver_buf); 35487293fccdSLen Brown fprintf(outf, "cpu%d: cpufreq governor: %s", base_cpu, governor_buf); 35497293fccdSLen Brown 35507293fccdSLen Brown sprintf(path, "/sys/devices/system/cpu/cpufreq/boost"); 35517293fccdSLen Brown input = fopen(path, "r"); 35527293fccdSLen Brown if (input != NULL) { 35538173c336SBen Hutchings if (fscanf(input, "%d", &turbo) != 1) 35548173c336SBen Hutchings err(1, "%s: failed to parse number from file", path); 35557293fccdSLen Brown fprintf(outf, "cpufreq boost: %d\n", turbo); 35567293fccdSLen Brown fclose(input); 35577293fccdSLen Brown } 35587293fccdSLen Brown 35597293fccdSLen Brown sprintf(path, "/sys/devices/system/cpu/intel_pstate/no_turbo"); 35607293fccdSLen Brown input = fopen(path, "r"); 35617293fccdSLen Brown if (input != NULL) { 35628173c336SBen Hutchings if (fscanf(input, "%d", &turbo) != 1) 35638173c336SBen Hutchings err(1, "%s: failed to parse number from file", path); 35647293fccdSLen Brown fprintf(outf, "cpufreq intel_pstate no_turbo: %d\n", turbo); 35657293fccdSLen Brown fclose(input); 35667293fccdSLen Brown } 35677293fccdSLen Brown } 356841618e63SLen Brown 35696574a5d5SLen Brown 3570889facbeSLen Brown /* 3571889facbeSLen Brown * print_epb() 3572889facbeSLen Brown * Decode the ENERGY_PERF_BIAS MSR 3573889facbeSLen Brown */ 3574889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p) 3575889facbeSLen Brown { 3576889facbeSLen Brown unsigned long long msr; 3577889facbeSLen Brown char *epb_string; 3578889facbeSLen Brown int cpu; 3579889facbeSLen Brown 3580889facbeSLen Brown if (!has_epb) 3581889facbeSLen Brown return 0; 3582889facbeSLen Brown 3583889facbeSLen Brown cpu = t->cpu_id; 3584889facbeSLen Brown 3585889facbeSLen Brown /* EPB is per-package */ 3586889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 3587889facbeSLen Brown return 0; 3588889facbeSLen Brown 3589889facbeSLen Brown if (cpu_migrate(cpu)) { 3590b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 3591889facbeSLen Brown return -1; 3592889facbeSLen Brown } 3593889facbeSLen Brown 3594889facbeSLen Brown if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr)) 3595889facbeSLen Brown return 0; 3596889facbeSLen Brown 3597e9be7dd6SLen Brown switch (msr & 0xF) { 3598889facbeSLen Brown case ENERGY_PERF_BIAS_PERFORMANCE: 3599889facbeSLen Brown epb_string = "performance"; 3600889facbeSLen Brown break; 3601889facbeSLen Brown case ENERGY_PERF_BIAS_NORMAL: 3602889facbeSLen Brown epb_string = "balanced"; 3603889facbeSLen Brown break; 3604889facbeSLen Brown case ENERGY_PERF_BIAS_POWERSAVE: 3605889facbeSLen Brown epb_string = "powersave"; 3606889facbeSLen Brown break; 3607889facbeSLen Brown default: 3608889facbeSLen Brown epb_string = "custom"; 3609889facbeSLen Brown break; 3610889facbeSLen Brown } 3611b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string); 3612889facbeSLen Brown 3613889facbeSLen Brown return 0; 3614889facbeSLen Brown } 36157f5c258eSLen Brown /* 36167f5c258eSLen Brown * print_hwp() 36177f5c258eSLen Brown * Decode the MSR_HWP_CAPABILITIES 36187f5c258eSLen Brown */ 36197f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p) 36207f5c258eSLen Brown { 36217f5c258eSLen Brown unsigned long long msr; 36227f5c258eSLen Brown int cpu; 36237f5c258eSLen Brown 36247f5c258eSLen Brown if (!has_hwp) 36257f5c258eSLen Brown return 0; 36267f5c258eSLen Brown 36277f5c258eSLen Brown cpu = t->cpu_id; 36287f5c258eSLen Brown 36297f5c258eSLen Brown /* MSR_HWP_CAPABILITIES is per-package */ 36307f5c258eSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 36317f5c258eSLen Brown return 0; 36327f5c258eSLen Brown 36337f5c258eSLen Brown if (cpu_migrate(cpu)) { 3634b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 36357f5c258eSLen Brown return -1; 36367f5c258eSLen Brown } 36377f5c258eSLen Brown 36387f5c258eSLen Brown if (get_msr(cpu, MSR_PM_ENABLE, &msr)) 36397f5c258eSLen Brown return 0; 36407f5c258eSLen Brown 3641b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n", 36427f5c258eSLen Brown cpu, msr, (msr & (1 << 0)) ? "" : "No-"); 36437f5c258eSLen Brown 36447f5c258eSLen Brown /* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */ 36457f5c258eSLen Brown if ((msr & (1 << 0)) == 0) 36467f5c258eSLen Brown return 0; 36477f5c258eSLen Brown 36487f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr)) 36497f5c258eSLen Brown return 0; 36507f5c258eSLen Brown 3651b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx " 36526dbd25a2SLen Brown "(high %d guar %d eff %d low %d)\n", 36537f5c258eSLen Brown cpu, msr, 36547f5c258eSLen Brown (unsigned int)HWP_HIGHEST_PERF(msr), 36557f5c258eSLen Brown (unsigned int)HWP_GUARANTEED_PERF(msr), 36567f5c258eSLen Brown (unsigned int)HWP_MOSTEFFICIENT_PERF(msr), 36577f5c258eSLen Brown (unsigned int)HWP_LOWEST_PERF(msr)); 36587f5c258eSLen Brown 36597f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST, &msr)) 36607f5c258eSLen Brown return 0; 36617f5c258eSLen Brown 3662b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx " 36636dbd25a2SLen Brown "(min %d max %d des %d epp 0x%x window 0x%x pkg 0x%x)\n", 36647f5c258eSLen Brown cpu, msr, 36657f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 36667f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 36677f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 36687f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 36697f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3), 36707f5c258eSLen Brown (unsigned int)(((msr) >> 42) & 0x1)); 36717f5c258eSLen Brown 36727f5c258eSLen Brown if (has_hwp_pkg) { 36737f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr)) 36747f5c258eSLen Brown return 0; 36757f5c258eSLen Brown 3676b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx " 36776dbd25a2SLen Brown "(min %d max %d des %d epp 0x%x window 0x%x)\n", 36787f5c258eSLen Brown cpu, msr, 36797f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 36807f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 36817f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 36827f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 36837f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3)); 36847f5c258eSLen Brown } 36857f5c258eSLen Brown if (has_hwp_notify) { 36867f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr)) 36877f5c258eSLen Brown return 0; 36887f5c258eSLen Brown 3689b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx " 36907f5c258eSLen Brown "(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n", 36917f5c258eSLen Brown cpu, msr, 36927f5c258eSLen Brown ((msr) & 0x1) ? "EN" : "Dis", 36937f5c258eSLen Brown ((msr) & 0x2) ? "EN" : "Dis"); 36947f5c258eSLen Brown } 36957f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_STATUS, &msr)) 36967f5c258eSLen Brown return 0; 36977f5c258eSLen Brown 3698b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx " 36997f5c258eSLen Brown "(%sGuaranteed_Perf_Change, %sExcursion_Min)\n", 37007f5c258eSLen Brown cpu, msr, 37017f5c258eSLen Brown ((msr) & 0x1) ? "" : "No-", 37027f5c258eSLen Brown ((msr) & 0x2) ? "" : "No-"); 3703889facbeSLen Brown 3704889facbeSLen Brown return 0; 3705889facbeSLen Brown } 3706889facbeSLen Brown 37073a9a941dSLen Brown /* 37083a9a941dSLen Brown * print_perf_limit() 37093a9a941dSLen Brown */ 37103a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p) 37113a9a941dSLen Brown { 37123a9a941dSLen Brown unsigned long long msr; 37133a9a941dSLen Brown int cpu; 37143a9a941dSLen Brown 37153a9a941dSLen Brown cpu = t->cpu_id; 37163a9a941dSLen Brown 37173a9a941dSLen Brown /* per-package */ 37183a9a941dSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 37193a9a941dSLen Brown return 0; 37203a9a941dSLen Brown 37213a9a941dSLen Brown if (cpu_migrate(cpu)) { 3722b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 37233a9a941dSLen Brown return -1; 37243a9a941dSLen Brown } 37253a9a941dSLen Brown 37263a9a941dSLen Brown if (do_core_perf_limit_reasons) { 37273a9a941dSLen Brown get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr); 3728b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 3729b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)", 3730e33cbe85SLen Brown (msr & 1 << 15) ? "bit15, " : "", 37313a9a941dSLen Brown (msr & 1 << 14) ? "bit14, " : "", 3732e33cbe85SLen Brown (msr & 1 << 13) ? "Transitions, " : "", 3733e33cbe85SLen Brown (msr & 1 << 12) ? "MultiCoreTurbo, " : "", 3734e33cbe85SLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : "", 3735e33cbe85SLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 3736e33cbe85SLen Brown (msr & 1 << 9) ? "CorePwr, " : "", 3737e33cbe85SLen Brown (msr & 1 << 8) ? "Amps, " : "", 3738e33cbe85SLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 3739e33cbe85SLen Brown (msr & 1 << 5) ? "Auto-HWP, " : "", 3740e33cbe85SLen Brown (msr & 1 << 4) ? "Graphics, " : "", 3741e33cbe85SLen Brown (msr & 1 << 2) ? "bit2, " : "", 3742e33cbe85SLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 3743e33cbe85SLen Brown (msr & 1 << 0) ? "PROCHOT, " : ""); 3744b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n", 3745e33cbe85SLen Brown (msr & 1 << 31) ? "bit31, " : "", 37463a9a941dSLen Brown (msr & 1 << 30) ? "bit30, " : "", 3747e33cbe85SLen Brown (msr & 1 << 29) ? "Transitions, " : "", 3748e33cbe85SLen Brown (msr & 1 << 28) ? "MultiCoreTurbo, " : "", 3749e33cbe85SLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : "", 3750e33cbe85SLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 3751e33cbe85SLen Brown (msr & 1 << 25) ? "CorePwr, " : "", 3752e33cbe85SLen Brown (msr & 1 << 24) ? "Amps, " : "", 3753e33cbe85SLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 3754e33cbe85SLen Brown (msr & 1 << 21) ? "Auto-HWP, " : "", 3755e33cbe85SLen Brown (msr & 1 << 20) ? "Graphics, " : "", 3756e33cbe85SLen Brown (msr & 1 << 18) ? "bit18, " : "", 3757e33cbe85SLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 3758e33cbe85SLen Brown (msr & 1 << 16) ? "PROCHOT, " : ""); 37593a9a941dSLen Brown 37603a9a941dSLen Brown } 37613a9a941dSLen Brown if (do_gfx_perf_limit_reasons) { 37623a9a941dSLen Brown get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr); 3763b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 3764b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)", 37653a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 37663a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 37673a9a941dSLen Brown (msr & 1 << 4) ? "Graphics, " : "", 37683a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 37693a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 37703a9a941dSLen Brown (msr & 1 << 9) ? "GFXPwr, " : "", 37713a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 37723a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 3773b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n", 37743a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 37753a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 37763a9a941dSLen Brown (msr & 1 << 20) ? "Graphics, " : "", 37773a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 37783a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 37793a9a941dSLen Brown (msr & 1 << 25) ? "GFXPwr, " : "", 37803a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 37813a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 37823a9a941dSLen Brown } 37833a9a941dSLen Brown if (do_ring_perf_limit_reasons) { 37843a9a941dSLen Brown get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr); 3785b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 3786b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s)", 37873a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 37883a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 37893a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 37903a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 37913a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 37923a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 3793b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s)\n", 37943a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 37953a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 37963a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 37973a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 37983a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 37993a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 38003a9a941dSLen Brown } 38013a9a941dSLen Brown return 0; 38023a9a941dSLen Brown } 38033a9a941dSLen Brown 3804889facbeSLen Brown #define RAPL_POWER_GRANULARITY 0x7FFF /* 15 bit power granularity */ 3805889facbeSLen Brown #define RAPL_TIME_GRANULARITY 0x3F /* 6 bit time granularity */ 3806889facbeSLen Brown 38079392bd98SCalvin Walton double get_tdp_intel(unsigned int model) 3808144b44b1SLen Brown { 3809144b44b1SLen Brown unsigned long long msr; 3810144b44b1SLen Brown 3811144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) 38127ce7d5deSPrarit Bhargava if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr)) 3813144b44b1SLen Brown return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units; 3814144b44b1SLen Brown 3815144b44b1SLen Brown switch (model) { 3816f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: 3817f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_X: 3818144b44b1SLen Brown return 30.0; 3819144b44b1SLen Brown default: 3820144b44b1SLen Brown return 135.0; 3821144b44b1SLen Brown } 3822144b44b1SLen Brown } 3823144b44b1SLen Brown 38249392bd98SCalvin Walton double get_tdp_amd(unsigned int family) 38259392bd98SCalvin Walton { 38269392bd98SCalvin Walton switch (family) { 38279392bd98SCalvin Walton case 0x17: 38289392bd98SCalvin Walton default: 38299392bd98SCalvin Walton /* This is the max stock TDP of HEDT/Server Fam17h chips */ 38309392bd98SCalvin Walton return 250.0; 38319392bd98SCalvin Walton } 38329392bd98SCalvin Walton } 38339392bd98SCalvin Walton 383440ee8e3bSAndrey Semin /* 383540ee8e3bSAndrey Semin * rapl_dram_energy_units_probe() 383640ee8e3bSAndrey Semin * Energy units are either hard-coded, or come from RAPL Energy Unit MSR. 383740ee8e3bSAndrey Semin */ 383840ee8e3bSAndrey Semin static double 383940ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int model, double rapl_energy_units) 384040ee8e3bSAndrey Semin { 384140ee8e3bSAndrey Semin /* only called for genuine_intel, family 6 */ 384240ee8e3bSAndrey Semin 384340ee8e3bSAndrey Semin switch (model) { 3844869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 3845869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3846869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 384740ee8e3bSAndrey Semin return (rapl_dram_energy_units = 15.3 / 1000000); 384840ee8e3bSAndrey Semin default: 384940ee8e3bSAndrey Semin return (rapl_energy_units); 385040ee8e3bSAndrey Semin } 385140ee8e3bSAndrey Semin } 385240ee8e3bSAndrey Semin 38539392bd98SCalvin Walton void rapl_probe_intel(unsigned int family, unsigned int model) 3854889facbeSLen Brown { 3855889facbeSLen Brown unsigned long long msr; 3856144b44b1SLen Brown unsigned int time_unit; 3857889facbeSLen Brown double tdp; 3858889facbeSLen Brown 3859889facbeSLen Brown if (family != 6) 3860889facbeSLen Brown return; 3861889facbeSLen Brown 3862889facbeSLen Brown switch (model) { 3863869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: 3864869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: 3865869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 3866cd188af5SLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 3867869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 3868869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 3869869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 3870144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO; 3871812db3f7SLen Brown if (rapl_joules) { 3872812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3873812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3874812db3f7SLen Brown BIC_PRESENT(BIC_GFX_J); 3875812db3f7SLen Brown } else { 3876812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3877812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3878812db3f7SLen Brown BIC_PRESENT(BIC_GFXWatt); 3879812db3f7SLen Brown } 3880889facbeSLen Brown break; 3881869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 3882f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 3883e4085d54SLen Brown do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO; 3884812db3f7SLen Brown if (rapl_joules) 3885812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3886812db3f7SLen Brown else 3887812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3888e4085d54SLen Brown break; 3889869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3890997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 389181824921SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_GFX | RAPL_PKG_POWER_INFO; 3892812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 3893812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 3894812db3f7SLen Brown if (rapl_joules) { 3895812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3896812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3897812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 389881824921SLen Brown BIC_PRESENT(BIC_GFX_J); 3899812db3f7SLen Brown } else { 3900812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3901812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3902812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 390381824921SLen Brown BIC_PRESENT(BIC_GFXWatt); 3904812db3f7SLen Brown } 39050b2bb692SLen Brown break; 3906869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 3907869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3908869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 3909869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 39100b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 3911812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 3912812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 3913812db3f7SLen Brown if (rapl_joules) { 3914812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3915812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 3916812db3f7SLen Brown } else { 3917812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3918812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 3919812db3f7SLen Brown } 3920e6f9bb3cSLen Brown break; 3921869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: 3922869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: 39230b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_PKG_PERF_STATUS | RAPL_DRAM_PERF_STATUS | RAPL_PKG_POWER_INFO; 3924812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 3925812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 3926812db3f7SLen Brown if (rapl_joules) { 3927812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3928812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3929812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 3930812db3f7SLen Brown } else { 3931812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3932812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3933812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 3934812db3f7SLen Brown } 3935144b44b1SLen Brown break; 3936f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: /* BYT */ 3937f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_X: /* AVN */ 3938144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES; 3939812db3f7SLen Brown if (rapl_joules) { 3940812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3941812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3942812db3f7SLen Brown } else { 3943812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3944812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3945812db3f7SLen Brown } 3946889facbeSLen Brown break; 3947f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: /* DNV */ 39480f644909SJacob Pan do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO | RAPL_CORES_ENERGY_STATUS; 3949812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 3950812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 3951812db3f7SLen Brown if (rapl_joules) { 3952812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3953812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3954812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 3955812db3f7SLen Brown } else { 3956812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3957812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3958812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 3959812db3f7SLen Brown } 39600f644909SJacob Pan break; 3961889facbeSLen Brown default: 3962889facbeSLen Brown return; 3963889facbeSLen Brown } 3964889facbeSLen Brown 3965889facbeSLen Brown /* units on package 0, verify later other packages match */ 39667ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr)) 3967889facbeSLen Brown return; 3968889facbeSLen Brown 3969889facbeSLen Brown rapl_power_units = 1.0 / (1 << (msr & 0xF)); 3970f2c4db1bSPeter Zijlstra if (model == INTEL_FAM6_ATOM_SILVERMONT) 3971144b44b1SLen Brown rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000; 3972144b44b1SLen Brown else 3973889facbeSLen Brown rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F)); 3974889facbeSLen Brown 397540ee8e3bSAndrey Semin rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units); 397640ee8e3bSAndrey Semin 3977144b44b1SLen Brown time_unit = msr >> 16 & 0xF; 3978144b44b1SLen Brown if (time_unit == 0) 3979144b44b1SLen Brown time_unit = 0xA; 3980889facbeSLen Brown 3981144b44b1SLen Brown rapl_time_units = 1.0 / (1 << (time_unit)); 3982144b44b1SLen Brown 39839392bd98SCalvin Walton tdp = get_tdp_intel(model); 3984889facbeSLen Brown 3985889facbeSLen Brown rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 398696e47158SLen Brown if (!quiet) 3987b7d8c148SLen Brown fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 39889392bd98SCalvin Walton } 3989889facbeSLen Brown 39909392bd98SCalvin Walton void rapl_probe_amd(unsigned int family, unsigned int model) 39919392bd98SCalvin Walton { 39929392bd98SCalvin Walton unsigned long long msr; 39939392bd98SCalvin Walton unsigned int eax, ebx, ecx, edx; 39949392bd98SCalvin Walton unsigned int has_rapl = 0; 39959392bd98SCalvin Walton double tdp; 39969392bd98SCalvin Walton 39979392bd98SCalvin Walton if (max_extended_level >= 0x80000007) { 39989392bd98SCalvin Walton __cpuid(0x80000007, eax, ebx, ecx, edx); 39999392bd98SCalvin Walton /* RAPL (Fam 17h) */ 40009392bd98SCalvin Walton has_rapl = edx & (1 << 14); 40019392bd98SCalvin Walton } 40029392bd98SCalvin Walton 40039392bd98SCalvin Walton if (!has_rapl) 4004889facbeSLen Brown return; 40059392bd98SCalvin Walton 40069392bd98SCalvin Walton switch (family) { 40079392bd98SCalvin Walton case 0x17: /* Zen, Zen+ */ 40089392bd98SCalvin Walton do_rapl = RAPL_AMD_F17H | RAPL_PER_CORE_ENERGY; 40093316f99aSCalvin Walton if (rapl_joules) { 40103316f99aSCalvin Walton BIC_PRESENT(BIC_Pkg_J); 40119392bd98SCalvin Walton BIC_PRESENT(BIC_Cor_J); 40123316f99aSCalvin Walton } else { 40133316f99aSCalvin Walton BIC_PRESENT(BIC_PkgWatt); 40149392bd98SCalvin Walton BIC_PRESENT(BIC_CorWatt); 40153316f99aSCalvin Walton } 40169392bd98SCalvin Walton break; 40179392bd98SCalvin Walton default: 40189392bd98SCalvin Walton return; 40199392bd98SCalvin Walton } 40209392bd98SCalvin Walton 40219392bd98SCalvin Walton if (get_msr(base_cpu, MSR_RAPL_PWR_UNIT, &msr)) 40229392bd98SCalvin Walton return; 40239392bd98SCalvin Walton 40249392bd98SCalvin Walton rapl_time_units = ldexp(1.0, -(msr >> 16 & 0xf)); 40259392bd98SCalvin Walton rapl_energy_units = ldexp(1.0, -(msr >> 8 & 0x1f)); 40269392bd98SCalvin Walton rapl_power_units = ldexp(1.0, -(msr & 0xf)); 40279392bd98SCalvin Walton 40289392bd98SCalvin Walton tdp = get_tdp_amd(model); 40299392bd98SCalvin Walton 40309392bd98SCalvin Walton rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 40319392bd98SCalvin Walton if (!quiet) 40329392bd98SCalvin Walton fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 40339392bd98SCalvin Walton } 40349392bd98SCalvin Walton 40359392bd98SCalvin Walton /* 40369392bd98SCalvin Walton * rapl_probe() 40379392bd98SCalvin Walton * 40389392bd98SCalvin Walton * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units 40399392bd98SCalvin Walton */ 40409392bd98SCalvin Walton void rapl_probe(unsigned int family, unsigned int model) 40419392bd98SCalvin Walton { 40429392bd98SCalvin Walton if (genuine_intel) 40439392bd98SCalvin Walton rapl_probe_intel(family, model); 40449392bd98SCalvin Walton if (authentic_amd) 40459392bd98SCalvin Walton rapl_probe_amd(family, model); 4046889facbeSLen Brown } 4047889facbeSLen Brown 40481b69317dSColin Ian King void perf_limit_reasons_probe(unsigned int family, unsigned int model) 40493a9a941dSLen Brown { 40503a9a941dSLen Brown if (!genuine_intel) 40513a9a941dSLen Brown return; 40523a9a941dSLen Brown 40533a9a941dSLen Brown if (family != 6) 40543a9a941dSLen Brown return; 40553a9a941dSLen Brown 40563a9a941dSLen Brown switch (model) { 4057869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 4058cd188af5SLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 4059869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 40603a9a941dSLen Brown do_gfx_perf_limit_reasons = 1; 4061869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 40623a9a941dSLen Brown do_core_perf_limit_reasons = 1; 40633a9a941dSLen Brown do_ring_perf_limit_reasons = 1; 40643a9a941dSLen Brown default: 40653a9a941dSLen Brown return; 40663a9a941dSLen Brown } 40673a9a941dSLen Brown } 40683a9a941dSLen Brown 4069ac980e13SArtem Bityutskiy void automatic_cstate_conversion_probe(unsigned int family, unsigned int model) 4070ac980e13SArtem Bityutskiy { 4071ac980e13SArtem Bityutskiy if (is_skx(family, model) || is_bdx(family, model)) 4072ac980e13SArtem Bityutskiy has_automatic_cstate_conversion = 1; 4073ac980e13SArtem Bityutskiy } 4074ac980e13SArtem Bityutskiy 4075889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p) 4076889facbeSLen Brown { 4077889facbeSLen Brown unsigned long long msr; 4078f4896fa5SLen Brown unsigned int dts, dts2; 4079889facbeSLen Brown int cpu; 4080889facbeSLen Brown 4081889facbeSLen Brown if (!(do_dts || do_ptm)) 4082889facbeSLen Brown return 0; 4083889facbeSLen Brown 4084889facbeSLen Brown cpu = t->cpu_id; 4085889facbeSLen Brown 4086889facbeSLen Brown /* DTS is per-core, no need to print for each thread */ 4087889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 4088889facbeSLen Brown return 0; 4089889facbeSLen Brown 4090889facbeSLen Brown if (cpu_migrate(cpu)) { 4091b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 4092889facbeSLen Brown return -1; 4093889facbeSLen Brown } 4094889facbeSLen Brown 4095889facbeSLen Brown if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) { 4096889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 4097889facbeSLen Brown return 0; 4098889facbeSLen Brown 4099889facbeSLen Brown dts = (msr >> 16) & 0x7F; 4100b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n", 4101889facbeSLen Brown cpu, msr, tcc_activation_temp - dts); 4102889facbeSLen Brown 4103889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr)) 4104889facbeSLen Brown return 0; 4105889facbeSLen Brown 4106889facbeSLen Brown dts = (msr >> 16) & 0x7F; 4107889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 4108b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 4109889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 4110889facbeSLen Brown } 4111889facbeSLen Brown 4112889facbeSLen Brown 4113f4896fa5SLen Brown if (do_dts && debug) { 4114889facbeSLen Brown unsigned int resolution; 4115889facbeSLen Brown 4116889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 4117889facbeSLen Brown return 0; 4118889facbeSLen Brown 4119889facbeSLen Brown dts = (msr >> 16) & 0x7F; 4120889facbeSLen Brown resolution = (msr >> 27) & 0xF; 4121b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n", 4122889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, resolution); 4123889facbeSLen Brown 4124889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr)) 4125889facbeSLen Brown return 0; 4126889facbeSLen Brown 4127889facbeSLen Brown dts = (msr >> 16) & 0x7F; 4128889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 4129b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 4130889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 4131889facbeSLen Brown } 4132889facbeSLen Brown 4133889facbeSLen Brown return 0; 4134889facbeSLen Brown } 4135889facbeSLen Brown 4136889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label) 4137889facbeSLen Brown { 4138b7d8c148SLen Brown fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n", 4139889facbeSLen Brown cpu, label, 4140889facbeSLen Brown ((msr >> 15) & 1) ? "EN" : "DIS", 4141889facbeSLen Brown ((msr >> 0) & 0x7FFF) * rapl_power_units, 4142889facbeSLen Brown (1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units, 4143889facbeSLen Brown (((msr >> 16) & 1) ? "EN" : "DIS")); 4144889facbeSLen Brown 4145889facbeSLen Brown return; 4146889facbeSLen Brown } 4147889facbeSLen Brown 4148889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p) 4149889facbeSLen Brown { 4150889facbeSLen Brown unsigned long long msr; 41519392bd98SCalvin Walton const char *msr_name; 4152889facbeSLen Brown int cpu; 4153889facbeSLen Brown 4154889facbeSLen Brown if (!do_rapl) 4155889facbeSLen Brown return 0; 4156889facbeSLen Brown 4157889facbeSLen Brown /* RAPL counters are per package, so print only for 1st thread/package */ 4158889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 4159889facbeSLen Brown return 0; 4160889facbeSLen Brown 4161889facbeSLen Brown cpu = t->cpu_id; 4162889facbeSLen Brown if (cpu_migrate(cpu)) { 4163b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 4164889facbeSLen Brown return -1; 4165889facbeSLen Brown } 4166889facbeSLen Brown 41679392bd98SCalvin Walton if (do_rapl & RAPL_AMD_F17H) { 41689392bd98SCalvin Walton msr_name = "MSR_RAPL_PWR_UNIT"; 41699392bd98SCalvin Walton if (get_msr(cpu, MSR_RAPL_PWR_UNIT, &msr)) 41709392bd98SCalvin Walton return -1; 41719392bd98SCalvin Walton } else { 41729392bd98SCalvin Walton msr_name = "MSR_RAPL_POWER_UNIT"; 4173889facbeSLen Brown if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr)) 4174889facbeSLen Brown return -1; 41759392bd98SCalvin Walton } 4176889facbeSLen Brown 41779392bd98SCalvin Walton fprintf(outf, "cpu%d: %s: 0x%08llx (%f Watts, %f Joules, %f sec.)\n", cpu, msr_name, msr, 4178144b44b1SLen Brown rapl_power_units, rapl_energy_units, rapl_time_units); 417996e47158SLen Brown 4180144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) { 4181144b44b1SLen Brown 4182889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr)) 4183889facbeSLen Brown return -5; 4184889facbeSLen Brown 4185889facbeSLen Brown 4186b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 4187889facbeSLen Brown cpu, msr, 4188889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4189889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4190889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4191889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 4192889facbeSLen Brown 4193144b44b1SLen Brown } 4194144b44b1SLen Brown if (do_rapl & RAPL_PKG) { 4195144b44b1SLen Brown 4196889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr)) 4197889facbeSLen Brown return -9; 4198889facbeSLen Brown 4199b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n", 4200889facbeSLen Brown cpu, msr, (msr >> 63) & 1 ? "" : "UN"); 4201889facbeSLen Brown 4202889facbeSLen Brown print_power_limit_msr(cpu, msr, "PKG Limit #1"); 4203b7d8c148SLen Brown fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n", 4204889facbeSLen Brown cpu, 4205889facbeSLen Brown ((msr >> 47) & 1) ? "EN" : "DIS", 4206889facbeSLen Brown ((msr >> 32) & 0x7FFF) * rapl_power_units, 4207889facbeSLen Brown (1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units, 4208889facbeSLen Brown ((msr >> 48) & 1) ? "EN" : "DIS"); 4209889facbeSLen Brown } 4210889facbeSLen Brown 42110b2bb692SLen Brown if (do_rapl & RAPL_DRAM_POWER_INFO) { 4212889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr)) 4213889facbeSLen Brown return -6; 4214889facbeSLen Brown 4215b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 4216889facbeSLen Brown cpu, msr, 4217889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4218889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4219889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4220889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 42210b2bb692SLen Brown } 42220b2bb692SLen Brown if (do_rapl & RAPL_DRAM) { 4223889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr)) 4224889facbeSLen Brown return -9; 4225b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n", 4226889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "" : "UN"); 4227889facbeSLen Brown 4228889facbeSLen Brown print_power_limit_msr(cpu, msr, "DRAM Limit"); 4229889facbeSLen Brown } 4230144b44b1SLen Brown if (do_rapl & RAPL_CORE_POLICY) { 4231889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POLICY, &msr)) 4232889facbeSLen Brown return -7; 4233889facbeSLen Brown 4234b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF); 4235144b44b1SLen Brown } 42369148494cSJacob Pan if (do_rapl & RAPL_CORES_POWER_LIMIT) { 4237889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr)) 4238889facbeSLen Brown return -9; 4239b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n", 4240889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "" : "UN"); 4241889facbeSLen Brown print_power_limit_msr(cpu, msr, "Cores Limit"); 4242889facbeSLen Brown } 4243889facbeSLen Brown if (do_rapl & RAPL_GFX) { 4244889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POLICY, &msr)) 4245889facbeSLen Brown return -8; 4246889facbeSLen Brown 4247b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF); 4248889facbeSLen Brown 4249889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr)) 4250889facbeSLen Brown return -9; 4251b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n", 4252889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "" : "UN"); 4253889facbeSLen Brown print_power_limit_msr(cpu, msr, "GFX Limit"); 4254889facbeSLen Brown } 4255889facbeSLen Brown return 0; 4256889facbeSLen Brown } 4257889facbeSLen Brown 4258d7899447SLen Brown /* 4259d7899447SLen Brown * SNB adds support for additional MSRs: 4260d7899447SLen Brown * 4261d7899447SLen Brown * MSR_PKG_C7_RESIDENCY 0x000003fa 4262d7899447SLen Brown * MSR_CORE_C7_RESIDENCY 0x000003fe 4263d7899447SLen Brown * MSR_PKG_C2_RESIDENCY 0x0000060d 4264d7899447SLen Brown */ 4265103a8feaSLen Brown 4266d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model) 4267103a8feaSLen Brown { 4268103a8feaSLen Brown if (!genuine_intel) 4269103a8feaSLen Brown return 0; 4270103a8feaSLen Brown 4271103a8feaSLen Brown switch (model) { 4272869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: 4273869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: 4274869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 4275869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 4276869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 4277869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW */ 4278cd188af5SLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 4279869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 4280869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 4281869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 4282869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 4283869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 4284997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 4285869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 4286869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 4287f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 4288f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: /* DNV */ 4289103a8feaSLen Brown return 1; 4290103a8feaSLen Brown } 4291103a8feaSLen Brown return 0; 4292103a8feaSLen Brown } 4293103a8feaSLen Brown 4294d7899447SLen Brown /* 4295570992fcSLen Brown * HSW ULT added support for C8/C9/C10 MSRs: 4296d7899447SLen Brown * 4297d7899447SLen Brown * MSR_PKG_C8_RESIDENCY 0x00000630 4298d7899447SLen Brown * MSR_PKG_C9_RESIDENCY 0x00000631 4299d7899447SLen Brown * MSR_PKG_C10_RESIDENCY 0x00000632 43005a63426eSLen Brown * 43015a63426eSLen Brown * MSR_PKGC8_IRTL 0x00000633 43025a63426eSLen Brown * MSR_PKGC9_IRTL 0x00000634 43035a63426eSLen Brown * MSR_PKGC10_IRTL 0x00000635 43045a63426eSLen Brown * 4305d7899447SLen Brown */ 4306570992fcSLen Brown int has_c8910_msrs(unsigned int family, unsigned int model) 4307ca58710fSKristen Carlson Accardi { 4308ca58710fSKristen Carlson Accardi if (!genuine_intel) 4309ca58710fSKristen Carlson Accardi return 0; 4310ca58710fSKristen Carlson Accardi 4311ca58710fSKristen Carlson Accardi switch (model) { 4312cd188af5SLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 4313869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 4314869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 4315997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 4316869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 4317f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 4318ca58710fSKristen Carlson Accardi return 1; 4319ca58710fSKristen Carlson Accardi } 4320ca58710fSKristen Carlson Accardi return 0; 4321ca58710fSKristen Carlson Accardi } 4322ca58710fSKristen Carlson Accardi 43230b2bb692SLen Brown /* 43240b2bb692SLen Brown * SKL adds support for additional MSRS: 43250b2bb692SLen Brown * 43260b2bb692SLen Brown * MSR_PKG_WEIGHTED_CORE_C0_RES 0x00000658 43270b2bb692SLen Brown * MSR_PKG_ANY_CORE_C0_RES 0x00000659 43280b2bb692SLen Brown * MSR_PKG_ANY_GFXE_C0_RES 0x0000065A 43290b2bb692SLen Brown * MSR_PKG_BOTH_CORE_GFXE_C0_RES 0x0000065B 43300b2bb692SLen Brown */ 43310b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model) 43320b2bb692SLen Brown { 43330b2bb692SLen Brown if (!genuine_intel) 43340b2bb692SLen Brown return 0; 43350b2bb692SLen Brown 43360b2bb692SLen Brown switch (model) { 4337869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 4338997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 43390b2bb692SLen Brown return 1; 43400b2bb692SLen Brown } 43410b2bb692SLen Brown return 0; 43420b2bb692SLen Brown } 43430b2bb692SLen Brown 4344144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model) 4345144b44b1SLen Brown { 4346144b44b1SLen Brown if (!genuine_intel) 4347144b44b1SLen Brown return 0; 4348144b44b1SLen Brown switch (model) { 4349f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: /* BYT */ 4350f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_X: /* AVN */ 4351144b44b1SLen Brown return 1; 4352144b44b1SLen Brown } 4353144b44b1SLen Brown return 0; 4354144b44b1SLen Brown } 4355144b44b1SLen Brown 4356fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model) 4357fb5d4327SDasaratharaman Chandramouli { 4358fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 4359fb5d4327SDasaratharaman Chandramouli return 0; 4360fb5d4327SDasaratharaman Chandramouli switch (model) { 4361869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 4362fb5d4327SDasaratharaman Chandramouli return 1; 4363fb5d4327SDasaratharaman Chandramouli } 4364fb5d4327SDasaratharaman Chandramouli return 0; 4365fb5d4327SDasaratharaman Chandramouli } 4366fb5d4327SDasaratharaman Chandramouli 4367997e5395SSrinivas Pandruvada int is_cnl(unsigned int family, unsigned int model) 4368997e5395SSrinivas Pandruvada { 4369997e5395SSrinivas Pandruvada if (!genuine_intel) 4370997e5395SSrinivas Pandruvada return 0; 4371997e5395SSrinivas Pandruvada 4372997e5395SSrinivas Pandruvada switch (model) { 4373997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 4374997e5395SSrinivas Pandruvada return 1; 4375997e5395SSrinivas Pandruvada } 4376997e5395SSrinivas Pandruvada 4377997e5395SSrinivas Pandruvada return 0; 4378997e5395SSrinivas Pandruvada } 4379997e5395SSrinivas Pandruvada 4380b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model) 4381b2b34dfeSHubert Chrzaniuk { 4382b2b34dfeSHubert Chrzaniuk if (is_knl(family, model)) 4383b2b34dfeSHubert Chrzaniuk return 1024; 4384b2b34dfeSHubert Chrzaniuk return 1; 4385b2b34dfeSHubert Chrzaniuk } 4386b2b34dfeSHubert Chrzaniuk 4387144b44b1SLen Brown #define SLM_BCLK_FREQS 5 4388144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0}; 4389144b44b1SLen Brown 4390144b44b1SLen Brown double slm_bclk(void) 4391144b44b1SLen Brown { 4392144b44b1SLen Brown unsigned long long msr = 3; 4393144b44b1SLen Brown unsigned int i; 4394144b44b1SLen Brown double freq; 4395144b44b1SLen Brown 43967ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_FSB_FREQ, &msr)) 4397b7d8c148SLen Brown fprintf(outf, "SLM BCLK: unknown\n"); 4398144b44b1SLen Brown 4399144b44b1SLen Brown i = msr & 0xf; 4400144b44b1SLen Brown if (i >= SLM_BCLK_FREQS) { 4401b7d8c148SLen Brown fprintf(outf, "SLM BCLK[%d] invalid\n", i); 44020a91e551SColin Ian King i = 3; 4403144b44b1SLen Brown } 4404144b44b1SLen Brown freq = slm_freq_table[i]; 4405144b44b1SLen Brown 440696e47158SLen Brown if (!quiet) 4407b7d8c148SLen Brown fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq); 4408144b44b1SLen Brown 4409144b44b1SLen Brown return freq; 4410144b44b1SLen Brown } 4411144b44b1SLen Brown 4412103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model) 4413103a8feaSLen Brown { 4414121b48bbSChrzaniuk, Hubert if (has_snb_msrs(family, model) || is_knl(family, model)) 4415103a8feaSLen Brown return 100.00; 4416144b44b1SLen Brown else if (is_slm(family, model)) 4417144b44b1SLen Brown return slm_bclk(); 4418103a8feaSLen Brown else 4419103a8feaSLen Brown return 133.33; 4420103a8feaSLen Brown } 4421103a8feaSLen Brown 4422889facbeSLen Brown /* 4423889facbeSLen Brown * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where 4424889facbeSLen Brown * the Thermal Control Circuit (TCC) activates. 4425889facbeSLen Brown * This is usually equal to tjMax. 4426889facbeSLen Brown * 4427889facbeSLen Brown * Older processors do not have this MSR, so there we guess, 4428889facbeSLen Brown * but also allow cmdline over-ride with -T. 4429889facbeSLen Brown * 4430889facbeSLen Brown * Several MSR temperature values are in units of degrees-C 4431889facbeSLen Brown * below this value, including the Digital Thermal Sensor (DTS), 4432889facbeSLen Brown * Package Thermal Management Sensor (PTM), and thermal event thresholds. 4433889facbeSLen Brown */ 4434889facbeSLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p) 4435889facbeSLen Brown { 4436889facbeSLen Brown unsigned long long msr; 4437889facbeSLen Brown unsigned int target_c_local; 4438889facbeSLen Brown int cpu; 4439889facbeSLen Brown 4440889facbeSLen Brown /* tcc_activation_temp is used only for dts or ptm */ 4441889facbeSLen Brown if (!(do_dts || do_ptm)) 4442889facbeSLen Brown return 0; 4443889facbeSLen Brown 4444889facbeSLen Brown /* this is a per-package concept */ 4445889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 4446889facbeSLen Brown return 0; 4447889facbeSLen Brown 4448889facbeSLen Brown cpu = t->cpu_id; 4449889facbeSLen Brown if (cpu_migrate(cpu)) { 4450b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 4451889facbeSLen Brown return -1; 4452889facbeSLen Brown } 4453889facbeSLen Brown 4454889facbeSLen Brown if (tcc_activation_temp_override != 0) { 4455889facbeSLen Brown tcc_activation_temp = tcc_activation_temp_override; 4456b7d8c148SLen Brown fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n", 4457889facbeSLen Brown cpu, tcc_activation_temp); 4458889facbeSLen Brown return 0; 4459889facbeSLen Brown } 4460889facbeSLen Brown 4461889facbeSLen Brown /* Temperature Target MSR is Nehalem and newer only */ 4462d7899447SLen Brown if (!do_nhm_platform_info) 4463889facbeSLen Brown goto guess; 4464889facbeSLen Brown 44657ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr)) 4466889facbeSLen Brown goto guess; 4467889facbeSLen Brown 44683482124aSJean Delvare target_c_local = (msr >> 16) & 0xFF; 4469889facbeSLen Brown 447096e47158SLen Brown if (!quiet) 4471b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n", 4472889facbeSLen Brown cpu, msr, target_c_local); 4473889facbeSLen Brown 44743482124aSJean Delvare if (!target_c_local) 4475889facbeSLen Brown goto guess; 4476889facbeSLen Brown 4477889facbeSLen Brown tcc_activation_temp = target_c_local; 4478889facbeSLen Brown 4479889facbeSLen Brown return 0; 4480889facbeSLen Brown 4481889facbeSLen Brown guess: 4482889facbeSLen Brown tcc_activation_temp = TJMAX_DEFAULT; 4483b7d8c148SLen Brown fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n", 4484889facbeSLen Brown cpu, tcc_activation_temp); 4485889facbeSLen Brown 4486889facbeSLen Brown return 0; 4487889facbeSLen Brown } 448869807a63SLen Brown 4489aa8d8cc7SLen Brown void decode_feature_control_msr(void) 4490aa8d8cc7SLen Brown { 4491aa8d8cc7SLen Brown unsigned long long msr; 4492aa8d8cc7SLen Brown 4493aa8d8cc7SLen Brown if (!get_msr(base_cpu, MSR_IA32_FEATURE_CONTROL, &msr)) 4494aa8d8cc7SLen Brown fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n", 4495aa8d8cc7SLen Brown base_cpu, msr, 4496aa8d8cc7SLen Brown msr & FEATURE_CONTROL_LOCKED ? "" : "UN-", 4497aa8d8cc7SLen Brown msr & (1 << 18) ? "SGX" : ""); 4498aa8d8cc7SLen Brown } 4499aa8d8cc7SLen Brown 450069807a63SLen Brown void decode_misc_enable_msr(void) 450169807a63SLen Brown { 450269807a63SLen Brown unsigned long long msr; 450369807a63SLen Brown 4504f26b1519SLen Brown if (!genuine_intel) 4505f26b1519SLen Brown return; 4506f26b1519SLen Brown 450769807a63SLen Brown if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr)) 4508e6512624SLen Brown fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%sTCC %sEIST %sMWAIT %sPREFETCH %sTURBO)\n", 450969807a63SLen Brown base_cpu, msr, 4510e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_TM1 ? "" : "No-", 4511e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP ? "" : "No-", 4512fd3933caSLen Brown msr & MSR_IA32_MISC_ENABLE_MWAIT ? "" : "No-", 4513e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE ? "No-" : "", 4514e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_TURBO_DISABLE ? "No-" : ""); 451569807a63SLen Brown } 451669807a63SLen Brown 451733148d67SLen Brown void decode_misc_feature_control(void) 451833148d67SLen Brown { 451933148d67SLen Brown unsigned long long msr; 452033148d67SLen Brown 452133148d67SLen Brown if (!has_misc_feature_control) 452233148d67SLen Brown return; 452333148d67SLen Brown 452433148d67SLen Brown if (!get_msr(base_cpu, MSR_MISC_FEATURE_CONTROL, &msr)) 452533148d67SLen Brown fprintf(outf, "cpu%d: MSR_MISC_FEATURE_CONTROL: 0x%08llx (%sL2-Prefetch %sL2-Prefetch-pair %sL1-Prefetch %sL1-IP-Prefetch)\n", 452633148d67SLen Brown base_cpu, msr, 452733148d67SLen Brown msr & (0 << 0) ? "No-" : "", 452833148d67SLen Brown msr & (1 << 0) ? "No-" : "", 452933148d67SLen Brown msr & (2 << 0) ? "No-" : "", 453033148d67SLen Brown msr & (3 << 0) ? "No-" : ""); 453133148d67SLen Brown } 4532f0057310SLen Brown /* 4533f0057310SLen Brown * Decode MSR_MISC_PWR_MGMT 4534f0057310SLen Brown * 4535f0057310SLen Brown * Decode the bits according to the Nehalem documentation 4536f0057310SLen Brown * bit[0] seems to continue to have same meaning going forward 4537f0057310SLen Brown * bit[1] less so... 4538f0057310SLen Brown */ 4539f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void) 4540f0057310SLen Brown { 4541f0057310SLen Brown unsigned long long msr; 4542f0057310SLen Brown 4543f0057310SLen Brown if (!do_nhm_platform_info) 4544f0057310SLen Brown return; 4545f0057310SLen Brown 4546cf4cbe53SLen Brown if (no_MSR_MISC_PWR_MGMT) 4547cf4cbe53SLen Brown return; 4548cf4cbe53SLen Brown 4549f0057310SLen Brown if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr)) 4550ddadb8adSSrinivas Pandruvada fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB %sable-OOB)\n", 4551f0057310SLen Brown base_cpu, msr, 4552f0057310SLen Brown msr & (1 << 0) ? "DIS" : "EN", 4553ddadb8adSSrinivas Pandruvada msr & (1 << 1) ? "EN" : "DIS", 4554ddadb8adSSrinivas Pandruvada msr & (1 << 8) ? "EN" : "DIS"); 4555f0057310SLen Brown } 455671616c8eSLen Brown /* 455771616c8eSLen Brown * Decode MSR_CC6_DEMOTION_POLICY_CONFIG, MSR_MC6_DEMOTION_POLICY_CONFIG 455871616c8eSLen Brown * 455971616c8eSLen Brown * This MSRs are present on Silvermont processors, 456071616c8eSLen Brown * Intel Atom processor E3000 series (Baytrail), and friends. 456171616c8eSLen Brown */ 456271616c8eSLen Brown void decode_c6_demotion_policy_msr(void) 456371616c8eSLen Brown { 456471616c8eSLen Brown unsigned long long msr; 456571616c8eSLen Brown 456671616c8eSLen Brown if (!get_msr(base_cpu, MSR_CC6_DEMOTION_POLICY_CONFIG, &msr)) 456771616c8eSLen Brown fprintf(outf, "cpu%d: MSR_CC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-CC6-Demotion)\n", 456871616c8eSLen Brown base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS"); 456971616c8eSLen Brown 457071616c8eSLen Brown if (!get_msr(base_cpu, MSR_MC6_DEMOTION_POLICY_CONFIG, &msr)) 457171616c8eSLen Brown fprintf(outf, "cpu%d: MSR_MC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-MC6-Demotion)\n", 457271616c8eSLen Brown base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS"); 457371616c8eSLen Brown } 45747f5c258eSLen Brown 4575f5a4c76aSLen Brown /* 4576f5a4c76aSLen Brown * When models are the same, for the purpose of turbostat, reuse 4577f5a4c76aSLen Brown */ 4578f5a4c76aSLen Brown unsigned int intel_model_duplicates(unsigned int model) 4579f5a4c76aSLen Brown { 4580f5a4c76aSLen Brown 4581f5a4c76aSLen Brown switch(model) { 4582f5a4c76aSLen Brown case INTEL_FAM6_NEHALEM_EP: /* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */ 4583f5a4c76aSLen Brown case INTEL_FAM6_NEHALEM: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 4584f5a4c76aSLen Brown case 0x1F: /* Core i7 and i5 Processor - Nehalem */ 4585f5a4c76aSLen Brown case INTEL_FAM6_WESTMERE: /* Westmere Client - Clarkdale, Arrandale */ 4586f5a4c76aSLen Brown case INTEL_FAM6_WESTMERE_EP: /* Westmere EP - Gulftown */ 4587f5a4c76aSLen Brown return INTEL_FAM6_NEHALEM; 4588f5a4c76aSLen Brown 4589f5a4c76aSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 4590f5a4c76aSLen Brown case INTEL_FAM6_WESTMERE_EX: /* Westmere-EX Xeon - Eagleton */ 4591f5a4c76aSLen Brown return INTEL_FAM6_NEHALEM_EX; 4592f5a4c76aSLen Brown 4593f5a4c76aSLen Brown case INTEL_FAM6_XEON_PHI_KNM: 4594f5a4c76aSLen Brown return INTEL_FAM6_XEON_PHI_KNL; 4595f5a4c76aSLen Brown 4596f5a4c76aSLen Brown case INTEL_FAM6_BROADWELL_X: 4597f5a4c76aSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 4598f5a4c76aSLen Brown return INTEL_FAM6_BROADWELL_X; 4599f5a4c76aSLen Brown 4600f5a4c76aSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: 4601f5a4c76aSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: 4602f5a4c76aSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: 4603f5a4c76aSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: 4604f5a4c76aSLen Brown return INTEL_FAM6_SKYLAKE_MOBILE; 4605937807d3SLen Brown 4606937807d3SLen Brown case INTEL_FAM6_ICELAKE_MOBILE: 4607d93ea567SRajneesh Bhardwaj case INTEL_FAM6_ICELAKE_NNPI: 4608937807d3SLen Brown return INTEL_FAM6_CANNONLAKE_MOBILE; 4609b62b3184SZhang Rui 4610b62b3184SZhang Rui case INTEL_FAM6_ATOM_TREMONT_X: 4611b62b3184SZhang Rui return INTEL_FAM6_ATOM_GOLDMONT_X; 4612f5a4c76aSLen Brown } 4613f5a4c76aSLen Brown return model; 4614f5a4c76aSLen Brown } 4615fcd17211SLen Brown void process_cpuid() 4616103a8feaSLen Brown { 461734041551SLen Brown unsigned int eax, ebx, ecx, edx; 461834041551SLen Brown unsigned int fms, family, model, stepping, ecx_flags, edx_flags; 4619b3a34e93SLen Brown unsigned int has_turbo; 4620103a8feaSLen Brown 4621103a8feaSLen Brown eax = ebx = ecx = edx = 0; 4622103a8feaSLen Brown 46235aea2f7fSLen Brown __cpuid(0, max_level, ebx, ecx, edx); 4624103a8feaSLen Brown 462534041551SLen Brown if (ebx == 0x756e6547 && ecx == 0x6c65746e && edx == 0x49656e69) 4626103a8feaSLen Brown genuine_intel = 1; 462734041551SLen Brown else if (ebx == 0x68747541 && ecx == 0x444d4163 && edx == 0x69746e65) 462834041551SLen Brown authentic_amd = 1; 4629103a8feaSLen Brown 463096e47158SLen Brown if (!quiet) 4631b7d8c148SLen Brown fprintf(outf, "CPUID(0): %.4s%.4s%.4s ", 4632103a8feaSLen Brown (char *)&ebx, (char *)&edx, (char *)&ecx); 4633103a8feaSLen Brown 46345aea2f7fSLen Brown __cpuid(1, fms, ebx, ecx, edx); 4635103a8feaSLen Brown family = (fms >> 8) & 0xf; 4636103a8feaSLen Brown model = (fms >> 4) & 0xf; 4637103a8feaSLen Brown stepping = fms & 0xf; 46385aa3d1a2SCalvin Walton if (family == 0xf) 46395aa3d1a2SCalvin Walton family += (fms >> 20) & 0xff; 46405aa3d1a2SCalvin Walton if (family >= 6) 4641103a8feaSLen Brown model += ((fms >> 16) & 0xf) << 4; 464234041551SLen Brown ecx_flags = ecx; 464334041551SLen Brown edx_flags = edx; 4644103a8feaSLen Brown 4645103a8feaSLen Brown /* 4646103a8feaSLen Brown * check max extended function levels of CPUID. 4647103a8feaSLen Brown * This is needed to check for invariant TSC. 4648103a8feaSLen Brown * This check is valid for both Intel and AMD. 4649103a8feaSLen Brown */ 4650103a8feaSLen Brown ebx = ecx = edx = 0; 46515aea2f7fSLen Brown __cpuid(0x80000000, max_extended_level, ebx, ecx, edx); 4652103a8feaSLen Brown 465334041551SLen Brown if (!quiet) { 465434041551SLen Brown fprintf(outf, "0x%x CPUID levels; 0x%x xlevels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n", 465534041551SLen Brown max_level, max_extended_level, family, model, stepping, family, model, stepping); 465634041551SLen Brown fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s %s\n", 465734041551SLen Brown ecx_flags & (1 << 0) ? "SSE3" : "-", 465834041551SLen Brown ecx_flags & (1 << 3) ? "MONITOR" : "-", 465934041551SLen Brown ecx_flags & (1 << 6) ? "SMX" : "-", 466034041551SLen Brown ecx_flags & (1 << 7) ? "EIST" : "-", 466134041551SLen Brown ecx_flags & (1 << 8) ? "TM2" : "-", 466234041551SLen Brown edx_flags & (1 << 4) ? "TSC" : "-", 466334041551SLen Brown edx_flags & (1 << 5) ? "MSR" : "-", 466434041551SLen Brown edx_flags & (1 << 22) ? "ACPI-TM" : "-", 466534041551SLen Brown edx_flags & (1 << 28) ? "HT" : "-", 466634041551SLen Brown edx_flags & (1 << 29) ? "TM" : "-"); 466734041551SLen Brown } 4668f5a4c76aSLen Brown if (genuine_intel) 4669f5a4c76aSLen Brown model = intel_model_duplicates(model); 467034041551SLen Brown 467134041551SLen Brown if (!(edx_flags & (1 << 5))) 467234041551SLen Brown errx(1, "CPUID: no MSR"); 467334041551SLen Brown 467461a87ba7SLen Brown if (max_extended_level >= 0x80000007) { 4675103a8feaSLen Brown 4676103a8feaSLen Brown /* 4677103a8feaSLen Brown * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8 4678103a8feaSLen Brown * this check is valid for both Intel and AMD 4679103a8feaSLen Brown */ 46805aea2f7fSLen Brown __cpuid(0x80000007, eax, ebx, ecx, edx); 46818209e054SThomas Renninger has_invariant_tsc = edx & (1 << 8); 4682d7899447SLen Brown } 4683103a8feaSLen Brown 4684103a8feaSLen Brown /* 4685103a8feaSLen Brown * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0 4686103a8feaSLen Brown * this check is valid for both Intel and AMD 4687103a8feaSLen Brown */ 4688103a8feaSLen Brown 46895aea2f7fSLen Brown __cpuid(0x6, eax, ebx, ecx, edx); 46908209e054SThomas Renninger has_aperf = ecx & (1 << 0); 4691812db3f7SLen Brown if (has_aperf) { 4692812db3f7SLen Brown BIC_PRESENT(BIC_Avg_MHz); 4693812db3f7SLen Brown BIC_PRESENT(BIC_Busy); 4694812db3f7SLen Brown BIC_PRESENT(BIC_Bzy_MHz); 4695812db3f7SLen Brown } 4696889facbeSLen Brown do_dts = eax & (1 << 0); 4697812db3f7SLen Brown if (do_dts) 4698812db3f7SLen Brown BIC_PRESENT(BIC_CoreTmp); 4699b3a34e93SLen Brown has_turbo = eax & (1 << 1); 4700889facbeSLen Brown do_ptm = eax & (1 << 6); 4701812db3f7SLen Brown if (do_ptm) 4702812db3f7SLen Brown BIC_PRESENT(BIC_PkgTmp); 47037f5c258eSLen Brown has_hwp = eax & (1 << 7); 47047f5c258eSLen Brown has_hwp_notify = eax & (1 << 8); 47057f5c258eSLen Brown has_hwp_activity_window = eax & (1 << 9); 47067f5c258eSLen Brown has_hwp_epp = eax & (1 << 10); 47077f5c258eSLen Brown has_hwp_pkg = eax & (1 << 11); 4708889facbeSLen Brown has_epb = ecx & (1 << 3); 4709889facbeSLen Brown 471096e47158SLen Brown if (!quiet) 4711b3a34e93SLen Brown fprintf(outf, "CPUID(6): %sAPERF, %sTURBO, %sDTS, %sPTM, %sHWP, " 47127f5c258eSLen Brown "%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n", 47137f5c258eSLen Brown has_aperf ? "" : "No-", 4714b3a34e93SLen Brown has_turbo ? "" : "No-", 47157f5c258eSLen Brown do_dts ? "" : "No-", 47167f5c258eSLen Brown do_ptm ? "" : "No-", 47177f5c258eSLen Brown has_hwp ? "" : "No-", 47187f5c258eSLen Brown has_hwp_notify ? "" : "No-", 47197f5c258eSLen Brown has_hwp_activity_window ? "" : "No-", 47207f5c258eSLen Brown has_hwp_epp ? "" : "No-", 47217f5c258eSLen Brown has_hwp_pkg ? "" : "No-", 47227f5c258eSLen Brown has_epb ? "" : "No-"); 4723103a8feaSLen Brown 472496e47158SLen Brown if (!quiet) 472569807a63SLen Brown decode_misc_enable_msr(); 472669807a63SLen Brown 472733148d67SLen Brown 472896e47158SLen Brown if (max_level >= 0x7 && !quiet) { 4729aa8d8cc7SLen Brown int has_sgx; 4730aa8d8cc7SLen Brown 4731aa8d8cc7SLen Brown ecx = 0; 4732aa8d8cc7SLen Brown 4733aa8d8cc7SLen Brown __cpuid_count(0x7, 0, eax, ebx, ecx, edx); 4734aa8d8cc7SLen Brown 4735aa8d8cc7SLen Brown has_sgx = ebx & (1 << 2); 4736aa8d8cc7SLen Brown fprintf(outf, "CPUID(7): %sSGX\n", has_sgx ? "" : "No-"); 4737aa8d8cc7SLen Brown 4738aa8d8cc7SLen Brown if (has_sgx) 4739aa8d8cc7SLen Brown decode_feature_control_msr(); 4740aa8d8cc7SLen Brown } 4741aa8d8cc7SLen Brown 474261a87ba7SLen Brown if (max_level >= 0x15) { 47438a5bdf41SLen Brown unsigned int eax_crystal; 47448a5bdf41SLen Brown unsigned int ebx_tsc; 47458a5bdf41SLen Brown 47468a5bdf41SLen Brown /* 47478a5bdf41SLen Brown * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz 47488a5bdf41SLen Brown */ 47498a5bdf41SLen Brown eax_crystal = ebx_tsc = crystal_hz = edx = 0; 47505aea2f7fSLen Brown __cpuid(0x15, eax_crystal, ebx_tsc, crystal_hz, edx); 47518a5bdf41SLen Brown 47528a5bdf41SLen Brown if (ebx_tsc != 0) { 47538a5bdf41SLen Brown 475496e47158SLen Brown if (!quiet && (ebx != 0)) 4755b7d8c148SLen Brown fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n", 47568a5bdf41SLen Brown eax_crystal, ebx_tsc, crystal_hz); 47578a5bdf41SLen Brown 47588a5bdf41SLen Brown if (crystal_hz == 0) 47598a5bdf41SLen Brown switch(model) { 4760869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 4761e8efbc80SLen Brown crystal_hz = 24000000; /* 24.0 MHz */ 4762e8efbc80SLen Brown break; 4763f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: /* DNV */ 4764ec53e594SLen Brown crystal_hz = 25000000; /* 25.0 MHz */ 4765ec53e594SLen Brown break; 4766869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 4767f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 4768e8efbc80SLen Brown crystal_hz = 19200000; /* 19.2 MHz */ 47698a5bdf41SLen Brown break; 47708a5bdf41SLen Brown default: 47718a5bdf41SLen Brown crystal_hz = 0; 47728a5bdf41SLen Brown } 47738a5bdf41SLen Brown 47748a5bdf41SLen Brown if (crystal_hz) { 47758a5bdf41SLen Brown tsc_hz = (unsigned long long) crystal_hz * ebx_tsc / eax_crystal; 477696e47158SLen Brown if (!quiet) 4777b7d8c148SLen Brown fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n", 47788a5bdf41SLen Brown tsc_hz / 1000000, crystal_hz, ebx_tsc, eax_crystal); 47798a5bdf41SLen Brown } 47808a5bdf41SLen Brown } 47818a5bdf41SLen Brown } 478261a87ba7SLen Brown if (max_level >= 0x16) { 478361a87ba7SLen Brown unsigned int base_mhz, max_mhz, bus_mhz, edx; 478461a87ba7SLen Brown 478561a87ba7SLen Brown /* 478661a87ba7SLen Brown * CPUID 16H Base MHz, Max MHz, Bus MHz 478761a87ba7SLen Brown */ 478861a87ba7SLen Brown base_mhz = max_mhz = bus_mhz = edx = 0; 478961a87ba7SLen Brown 47905aea2f7fSLen Brown __cpuid(0x16, base_mhz, max_mhz, bus_mhz, edx); 479196e47158SLen Brown if (!quiet) 4792b7d8c148SLen Brown fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n", 479361a87ba7SLen Brown base_mhz, max_mhz, bus_mhz); 479461a87ba7SLen Brown } 47958a5bdf41SLen Brown 4796b2b34dfeSHubert Chrzaniuk if (has_aperf) 4797b2b34dfeSHubert Chrzaniuk aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model); 4798b2b34dfeSHubert Chrzaniuk 4799812db3f7SLen Brown BIC_PRESENT(BIC_IRQ); 4800812db3f7SLen Brown BIC_PRESENT(BIC_TSC_MHz); 4801812db3f7SLen Brown 4802812db3f7SLen Brown if (probe_nhm_msrs(family, model)) { 4803812db3f7SLen Brown do_nhm_platform_info = 1; 4804812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c1); 4805812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c3); 4806812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c6); 4807812db3f7SLen Brown BIC_PRESENT(BIC_SMI); 4808812db3f7SLen Brown } 4809d7899447SLen Brown do_snb_cstates = has_snb_msrs(family, model); 4810812db3f7SLen Brown 4811812db3f7SLen Brown if (do_snb_cstates) 4812812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c7); 4813812db3f7SLen Brown 48145a63426eSLen Brown do_irtl_snb = has_snb_msrs(family, model); 48150f47c08dSLen Brown if (do_snb_cstates && (pkg_cstate_limit >= PCL__2)) 48160f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc2); 48170f47c08dSLen Brown if (pkg_cstate_limit >= PCL__3) 48180f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc3); 48190f47c08dSLen Brown if (pkg_cstate_limit >= PCL__6) 48200f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc6); 48210f47c08dSLen Brown if (do_snb_cstates && (pkg_cstate_limit >= PCL__7)) 48220f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc7); 48230539ba11SLen Brown if (has_slv_msrs(family, model)) { 48240f47c08dSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc2); 48250f47c08dSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc3); 48260f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc6); 48270f47c08dSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 48280539ba11SLen Brown BIC_PRESENT(BIC_Mod_c6); 48290539ba11SLen Brown use_c1_residency_msr = 1; 48300539ba11SLen Brown } 48317170a374SLen Brown if (is_dnv(family, model)) { 48327170a374SLen Brown BIC_PRESENT(BIC_CPU_c1); 48337170a374SLen Brown BIC_NOT_PRESENT(BIC_CPU_c3); 48347170a374SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc3); 48357170a374SLen Brown BIC_NOT_PRESENT(BIC_CPU_c7); 48367170a374SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 48377170a374SLen Brown use_c1_residency_msr = 1; 48387170a374SLen Brown } 483934c76197SLen Brown if (is_skx(family, model)) { 484034c76197SLen Brown BIC_NOT_PRESENT(BIC_CPU_c3); 484134c76197SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc3); 484234c76197SLen Brown BIC_NOT_PRESENT(BIC_CPU_c7); 484334c76197SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 484434c76197SLen Brown } 4845ade0ebacSLen Brown if (is_bdx(family, model)) { 4846ade0ebacSLen Brown BIC_NOT_PRESENT(BIC_CPU_c7); 4847ade0ebacSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 4848ade0ebacSLen Brown } 4849570992fcSLen Brown if (has_c8910_msrs(family, model)) { 48500f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc8); 48510f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc9); 48520f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc10); 48530f47c08dSLen Brown } 4854570992fcSLen Brown do_irtl_hsw = has_c8910_msrs(family, model); 4855a99d8730SLen Brown if (has_skl_msrs(family, model)) { 4856a99d8730SLen Brown BIC_PRESENT(BIC_Totl_c0); 4857a99d8730SLen Brown BIC_PRESENT(BIC_Any_c0); 4858a99d8730SLen Brown BIC_PRESENT(BIC_GFX_c0); 4859a99d8730SLen Brown BIC_PRESENT(BIC_CPUGFX); 4860a99d8730SLen Brown } 4861144b44b1SLen Brown do_slm_cstates = is_slm(family, model); 4862fb5d4327SDasaratharaman Chandramouli do_knl_cstates = is_knl(family, model); 4863103a8feaSLen Brown 486431a1f15cSLen Brown if (do_slm_cstates || do_knl_cstates || is_cnl(family, model)) 4865562855eeSLen Brown BIC_NOT_PRESENT(BIC_CPU_c3); 4866103a8feaSLen Brown 486796e47158SLen Brown if (!quiet) 4868f0057310SLen Brown decode_misc_pwr_mgmt_msr(); 4869f0057310SLen Brown 487096e47158SLen Brown if (!quiet && has_slv_msrs(family, model)) 487171616c8eSLen Brown decode_c6_demotion_policy_msr(); 487271616c8eSLen Brown 4873889facbeSLen Brown rapl_probe(family, model); 48743a9a941dSLen Brown perf_limit_reasons_probe(family, model); 4875ac980e13SArtem Bityutskiy automatic_cstate_conversion_probe(family, model); 4876889facbeSLen Brown 487796e47158SLen Brown if (!quiet) 48781b69317dSColin Ian King dump_cstate_pstate_config_info(family, model); 4879fcd17211SLen Brown 488041618e63SLen Brown if (!quiet) 488141618e63SLen Brown dump_sysfs_cstate_config(); 48827293fccdSLen Brown if (!quiet) 48837293fccdSLen Brown dump_sysfs_pstate_config(); 488441618e63SLen Brown 4885a2b7b749SLen Brown if (has_skl_msrs(family, model)) 4886a2b7b749SLen Brown calculate_tsc_tweak(); 4887a2b7b749SLen Brown 4888812db3f7SLen Brown if (!access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK)) 4889812db3f7SLen Brown BIC_PRESENT(BIC_GFX_rc6); 4890fdf676e5SLen Brown 4891812db3f7SLen Brown if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK)) 4892812db3f7SLen Brown BIC_PRESENT(BIC_GFXMHz); 489327d47356SLen Brown 4894be0e54c4SLen Brown if (!access("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", R_OK)) 4895be0e54c4SLen Brown BIC_PRESENT(BIC_CPU_LPI); 4896be0e54c4SLen Brown else 4897be0e54c4SLen Brown BIC_NOT_PRESENT(BIC_CPU_LPI); 4898be0e54c4SLen Brown 4899be0e54c4SLen Brown if (!access("/sys/devices/system/cpu/cpuidle/low_power_idle_system_residency_us", R_OK)) 4900be0e54c4SLen Brown BIC_PRESENT(BIC_SYS_LPI); 4901be0e54c4SLen Brown else 4902be0e54c4SLen Brown BIC_NOT_PRESENT(BIC_SYS_LPI); 4903be0e54c4SLen Brown 490496e47158SLen Brown if (!quiet) 490533148d67SLen Brown decode_misc_feature_control(); 490633148d67SLen Brown 4907889facbeSLen Brown return; 4908103a8feaSLen Brown } 4909103a8feaSLen Brown 4910103a8feaSLen Brown /* 4911103a8feaSLen Brown * in /dev/cpu/ return success for names that are numbers 4912103a8feaSLen Brown * ie. filter out ".", "..", "microcode". 4913103a8feaSLen Brown */ 4914103a8feaSLen Brown int dir_filter(const struct dirent *dirp) 4915103a8feaSLen Brown { 4916103a8feaSLen Brown if (isdigit(dirp->d_name[0])) 4917103a8feaSLen Brown return 1; 4918103a8feaSLen Brown else 4919103a8feaSLen Brown return 0; 4920103a8feaSLen Brown } 4921103a8feaSLen Brown 4922103a8feaSLen Brown int open_dev_cpu_msr(int dummy1) 4923103a8feaSLen Brown { 4924103a8feaSLen Brown return 0; 4925103a8feaSLen Brown } 4926103a8feaSLen Brown 4927c98d5d94SLen Brown void topology_probe() 4928c98d5d94SLen Brown { 4929c98d5d94SLen Brown int i; 4930c98d5d94SLen Brown int max_core_id = 0; 4931c98d5d94SLen Brown int max_package_id = 0; 49326de68fe1SLen Brown int max_die_id = 0; 4933c98d5d94SLen Brown int max_siblings = 0; 4934c98d5d94SLen Brown 4935c98d5d94SLen Brown /* Initialize num_cpus, max_cpu_num */ 4936843c5791SPrarit Bhargava set_max_cpu_num(); 4937c98d5d94SLen Brown topo.num_cpus = 0; 4938c98d5d94SLen Brown for_all_proc_cpus(count_cpus); 4939c98d5d94SLen Brown if (!summary_only && topo.num_cpus > 1) 4940812db3f7SLen Brown BIC_PRESENT(BIC_CPU); 4941c98d5d94SLen Brown 4942d8af6f5fSLen Brown if (debug > 1) 4943b7d8c148SLen Brown fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num); 4944c98d5d94SLen Brown 4945c98d5d94SLen Brown cpus = calloc(1, (topo.max_cpu_num + 1) * sizeof(struct cpu_topology)); 4946b2c95d90SJosh Triplett if (cpus == NULL) 4947b2c95d90SJosh Triplett err(1, "calloc cpus"); 4948c98d5d94SLen Brown 4949c98d5d94SLen Brown /* 4950c98d5d94SLen Brown * Allocate and initialize cpu_present_set 4951c98d5d94SLen Brown */ 4952c98d5d94SLen Brown cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1)); 4953b2c95d90SJosh Triplett if (cpu_present_set == NULL) 4954b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 4955c98d5d94SLen Brown cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 4956c98d5d94SLen Brown CPU_ZERO_S(cpu_present_setsize, cpu_present_set); 4957c98d5d94SLen Brown for_all_proc_cpus(mark_cpu_present); 4958c98d5d94SLen Brown 4959c98d5d94SLen Brown /* 49601ef7d21aSLen Brown * Validate that all cpus in cpu_subset are also in cpu_present_set 49611ef7d21aSLen Brown */ 49621ef7d21aSLen Brown for (i = 0; i < CPU_SUBSET_MAXCPUS; ++i) { 49631ef7d21aSLen Brown if (CPU_ISSET_S(i, cpu_subset_size, cpu_subset)) 49641ef7d21aSLen Brown if (!CPU_ISSET_S(i, cpu_present_setsize, cpu_present_set)) 49651ef7d21aSLen Brown err(1, "cpu%d not present", i); 49661ef7d21aSLen Brown } 49671ef7d21aSLen Brown 49681ef7d21aSLen Brown /* 4969c98d5d94SLen Brown * Allocate and initialize cpu_affinity_set 4970c98d5d94SLen Brown */ 4971c98d5d94SLen Brown cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1)); 4972b2c95d90SJosh Triplett if (cpu_affinity_set == NULL) 4973b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 4974c98d5d94SLen Brown cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 4975c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 4976c98d5d94SLen Brown 49778cb48b32SPrarit Bhargava for_all_proc_cpus(init_thread_id); 4978c98d5d94SLen Brown 4979c98d5d94SLen Brown /* 4980c98d5d94SLen Brown * For online cpus 4981c98d5d94SLen Brown * find max_core_id, max_package_id 4982c98d5d94SLen Brown */ 4983c98d5d94SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 4984c98d5d94SLen Brown int siblings; 4985c98d5d94SLen Brown 4986c98d5d94SLen Brown if (cpu_is_not_present(i)) { 4987d8af6f5fSLen Brown if (debug > 1) 4988b7d8c148SLen Brown fprintf(outf, "cpu%d NOT PRESENT\n", i); 4989c98d5d94SLen Brown continue; 4990c98d5d94SLen Brown } 4991c98d5d94SLen Brown 49920e2d8f05SLen Brown cpus[i].logical_cpu_id = i; 49930e2d8f05SLen Brown 49940e2d8f05SLen Brown /* get package information */ 4995c98d5d94SLen Brown cpus[i].physical_package_id = get_physical_package_id(i); 4996c98d5d94SLen Brown if (cpus[i].physical_package_id > max_package_id) 4997c98d5d94SLen Brown max_package_id = cpus[i].physical_package_id; 4998c98d5d94SLen Brown 49996de68fe1SLen Brown /* get die information */ 50006de68fe1SLen Brown cpus[i].die_id = get_die_id(i); 50016de68fe1SLen Brown if (cpus[i].die_id > max_die_id) 50026de68fe1SLen Brown max_die_id = cpus[i].die_id; 50036de68fe1SLen Brown 50040e2d8f05SLen Brown /* get numa node information */ 5005ef605741SPrarit Bhargava cpus[i].physical_node_id = get_physical_node_id(&cpus[i]); 5006ef605741SPrarit Bhargava if (cpus[i].physical_node_id > topo.max_node_num) 5007ef605741SPrarit Bhargava topo.max_node_num = cpus[i].physical_node_id; 50080e2d8f05SLen Brown 50090e2d8f05SLen Brown /* get core information */ 50100e2d8f05SLen Brown cpus[i].physical_core_id = get_core_id(i); 50110e2d8f05SLen Brown if (cpus[i].physical_core_id > max_core_id) 50120e2d8f05SLen Brown max_core_id = cpus[i].physical_core_id; 50130e2d8f05SLen Brown 50140e2d8f05SLen Brown /* get thread information */ 50150e2d8f05SLen Brown siblings = get_thread_siblings(&cpus[i]); 5016c98d5d94SLen Brown if (siblings > max_siblings) 5017c98d5d94SLen Brown max_siblings = siblings; 50184f206a0fSArtem Bityutskiy if (cpus[i].thread_id == 0) 50198cb48b32SPrarit Bhargava topo.num_cores++; 5020c98d5d94SLen Brown } 5021ef605741SPrarit Bhargava 502270a9c6e8SPrarit Bhargava topo.cores_per_node = max_core_id + 1; 5023d8af6f5fSLen Brown if (debug > 1) 5024b7d8c148SLen Brown fprintf(outf, "max_core_id %d, sizing for %d cores per package\n", 502570a9c6e8SPrarit Bhargava max_core_id, topo.cores_per_node); 502670a9c6e8SPrarit Bhargava if (!summary_only && topo.cores_per_node > 1) 5027812db3f7SLen Brown BIC_PRESENT(BIC_Core); 5028c98d5d94SLen Brown 50296de68fe1SLen Brown topo.num_die = max_die_id + 1; 50306de68fe1SLen Brown if (debug > 1) 50316de68fe1SLen Brown fprintf(outf, "max_die_id %d, sizing for %d die\n", 50326de68fe1SLen Brown max_die_id, topo.num_die); 50336de68fe1SLen Brown if (!summary_only && topo.num_die > 1) 50346de68fe1SLen Brown BIC_PRESENT(BIC_Die); 50356de68fe1SLen Brown 5036c98d5d94SLen Brown topo.num_packages = max_package_id + 1; 5037d8af6f5fSLen Brown if (debug > 1) 5038b7d8c148SLen Brown fprintf(outf, "max_package_id %d, sizing for %d packages\n", 5039c98d5d94SLen Brown max_package_id, topo.num_packages); 50407da6e3e2SLen Brown if (!summary_only && topo.num_packages > 1) 5041812db3f7SLen Brown BIC_PRESENT(BIC_Package); 5042c98d5d94SLen Brown 5043ef605741SPrarit Bhargava set_node_data(); 5044ef605741SPrarit Bhargava if (debug > 1) 504570a9c6e8SPrarit Bhargava fprintf(outf, "nodes_per_pkg %d\n", topo.nodes_per_pkg); 504601235041SPrarit Bhargava if (!summary_only && topo.nodes_per_pkg > 1) 504701235041SPrarit Bhargava BIC_PRESENT(BIC_Node); 5048ef605741SPrarit Bhargava 504970a9c6e8SPrarit Bhargava topo.threads_per_core = max_siblings; 5050d8af6f5fSLen Brown if (debug > 1) 5051b7d8c148SLen Brown fprintf(outf, "max_siblings %d\n", max_siblings); 50522ffbb224SPrarit Bhargava 50532ffbb224SPrarit Bhargava if (debug < 1) 50542ffbb224SPrarit Bhargava return; 50552ffbb224SPrarit Bhargava 50562ffbb224SPrarit Bhargava for (i = 0; i <= topo.max_cpu_num; ++i) { 50570ec712e3SLen Brown if (cpu_is_not_present(i)) 50580ec712e3SLen Brown continue; 50592ffbb224SPrarit Bhargava fprintf(outf, 50606de68fe1SLen Brown "cpu %d pkg %d die %d node %d lnode %d core %d thread %d\n", 50616de68fe1SLen Brown i, cpus[i].physical_package_id, cpus[i].die_id, 50622ffbb224SPrarit Bhargava cpus[i].physical_node_id, 50632ffbb224SPrarit Bhargava cpus[i].logical_node_id, 50642ffbb224SPrarit Bhargava cpus[i].physical_core_id, 50652ffbb224SPrarit Bhargava cpus[i].thread_id); 50662ffbb224SPrarit Bhargava } 50672ffbb224SPrarit Bhargava 5068c98d5d94SLen Brown } 5069c98d5d94SLen Brown 5070c98d5d94SLen Brown void 507140f5cfe7SPrarit Bhargava allocate_counters(struct thread_data **t, struct core_data **c, 507240f5cfe7SPrarit Bhargava struct pkg_data **p) 5073c98d5d94SLen Brown { 5074c98d5d94SLen Brown int i; 507540f5cfe7SPrarit Bhargava int num_cores = topo.cores_per_node * topo.nodes_per_pkg * 507640f5cfe7SPrarit Bhargava topo.num_packages; 507740f5cfe7SPrarit Bhargava int num_threads = topo.threads_per_core * num_cores; 5078c98d5d94SLen Brown 507940f5cfe7SPrarit Bhargava *t = calloc(num_threads, sizeof(struct thread_data)); 5080c98d5d94SLen Brown if (*t == NULL) 5081c98d5d94SLen Brown goto error; 5082c98d5d94SLen Brown 508340f5cfe7SPrarit Bhargava for (i = 0; i < num_threads; i++) 5084c98d5d94SLen Brown (*t)[i].cpu_id = -1; 5085c98d5d94SLen Brown 508640f5cfe7SPrarit Bhargava *c = calloc(num_cores, sizeof(struct core_data)); 5087c98d5d94SLen Brown if (*c == NULL) 5088c98d5d94SLen Brown goto error; 5089c98d5d94SLen Brown 509040f5cfe7SPrarit Bhargava for (i = 0; i < num_cores; i++) 5091c98d5d94SLen Brown (*c)[i].core_id = -1; 5092c98d5d94SLen Brown 5093678a3bd1SLen Brown *p = calloc(topo.num_packages, sizeof(struct pkg_data)); 5094c98d5d94SLen Brown if (*p == NULL) 5095c98d5d94SLen Brown goto error; 5096c98d5d94SLen Brown 5097c98d5d94SLen Brown for (i = 0; i < topo.num_packages; i++) 5098c98d5d94SLen Brown (*p)[i].package_id = i; 5099c98d5d94SLen Brown 5100c98d5d94SLen Brown return; 5101c98d5d94SLen Brown error: 5102b2c95d90SJosh Triplett err(1, "calloc counters"); 5103c98d5d94SLen Brown } 5104c98d5d94SLen Brown /* 5105c98d5d94SLen Brown * init_counter() 5106c98d5d94SLen Brown * 5107c98d5d94SLen Brown * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE 5108c98d5d94SLen Brown */ 5109c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base, 51108cb48b32SPrarit Bhargava struct pkg_data *pkg_base, int cpu_id) 5111c98d5d94SLen Brown { 51128cb48b32SPrarit Bhargava int pkg_id = cpus[cpu_id].physical_package_id; 511340f5cfe7SPrarit Bhargava int node_id = cpus[cpu_id].logical_node_id; 51148cb48b32SPrarit Bhargava int core_id = cpus[cpu_id].physical_core_id; 51158cb48b32SPrarit Bhargava int thread_id = cpus[cpu_id].thread_id; 5116c98d5d94SLen Brown struct thread_data *t; 5117c98d5d94SLen Brown struct core_data *c; 5118c98d5d94SLen Brown struct pkg_data *p; 5119c98d5d94SLen Brown 512042dd4520SNathan Ciobanu 512142dd4520SNathan Ciobanu /* Workaround for systems where physical_node_id==-1 512242dd4520SNathan Ciobanu * and logical_node_id==(-1 - topo.num_cpus) 512342dd4520SNathan Ciobanu */ 512442dd4520SNathan Ciobanu if (node_id < 0) 512542dd4520SNathan Ciobanu node_id = 0; 512642dd4520SNathan Ciobanu 512740f5cfe7SPrarit Bhargava t = GET_THREAD(thread_base, thread_id, core_id, node_id, pkg_id); 512840f5cfe7SPrarit Bhargava c = GET_CORE(core_base, core_id, node_id, pkg_id); 51298cb48b32SPrarit Bhargava p = GET_PKG(pkg_base, pkg_id); 5130c98d5d94SLen Brown 5131c98d5d94SLen Brown t->cpu_id = cpu_id; 51328cb48b32SPrarit Bhargava if (thread_id == 0) { 5133c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_THREAD_IN_CORE; 5134c98d5d94SLen Brown if (cpu_is_first_core_in_package(cpu_id)) 5135c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE; 5136c98d5d94SLen Brown } 5137c98d5d94SLen Brown 51388cb48b32SPrarit Bhargava c->core_id = core_id; 51398cb48b32SPrarit Bhargava p->package_id = pkg_id; 5140c98d5d94SLen Brown } 5141c98d5d94SLen Brown 5142c98d5d94SLen Brown 5143c98d5d94SLen Brown int initialize_counters(int cpu_id) 5144c98d5d94SLen Brown { 51458cb48b32SPrarit Bhargava init_counter(EVEN_COUNTERS, cpu_id); 51468cb48b32SPrarit Bhargava init_counter(ODD_COUNTERS, cpu_id); 5147c98d5d94SLen Brown return 0; 5148c98d5d94SLen Brown } 5149c98d5d94SLen Brown 5150c98d5d94SLen Brown void allocate_output_buffer() 5151c98d5d94SLen Brown { 5152eeb71c95SNaoya Horiguchi output_buffer = calloc(1, (1 + topo.num_cpus) * 2048); 5153c98d5d94SLen Brown outp = output_buffer; 5154b2c95d90SJosh Triplett if (outp == NULL) 5155b2c95d90SJosh Triplett err(-1, "calloc output buffer"); 5156c98d5d94SLen Brown } 515736229897SLen Brown void allocate_fd_percpu(void) 515836229897SLen Brown { 515901a67adfSMika Westerberg fd_percpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 516036229897SLen Brown if (fd_percpu == NULL) 516136229897SLen Brown err(-1, "calloc fd_percpu"); 516236229897SLen Brown } 5163562a2d37SLen Brown void allocate_irq_buffers(void) 5164562a2d37SLen Brown { 5165562a2d37SLen Brown irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int)); 5166562a2d37SLen Brown if (irq_column_2_cpu == NULL) 5167562a2d37SLen Brown err(-1, "calloc %d", topo.num_cpus); 5168c98d5d94SLen Brown 516901a67adfSMika Westerberg irqs_per_cpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 5170562a2d37SLen Brown if (irqs_per_cpu == NULL) 517101a67adfSMika Westerberg err(-1, "calloc %d", topo.max_cpu_num + 1); 5172562a2d37SLen Brown } 5173c98d5d94SLen Brown void setup_all_buffers(void) 5174c98d5d94SLen Brown { 5175c98d5d94SLen Brown topology_probe(); 5176562a2d37SLen Brown allocate_irq_buffers(); 517736229897SLen Brown allocate_fd_percpu(); 5178c98d5d94SLen Brown allocate_counters(&thread_even, &core_even, &package_even); 5179c98d5d94SLen Brown allocate_counters(&thread_odd, &core_odd, &package_odd); 5180c98d5d94SLen Brown allocate_output_buffer(); 5181c98d5d94SLen Brown for_all_proc_cpus(initialize_counters); 5182c98d5d94SLen Brown } 51833b4d5c7fSAndy Shevchenko 51847ce7d5deSPrarit Bhargava void set_base_cpu(void) 51857ce7d5deSPrarit Bhargava { 51867ce7d5deSPrarit Bhargava base_cpu = sched_getcpu(); 51877ce7d5deSPrarit Bhargava if (base_cpu < 0) 51887ce7d5deSPrarit Bhargava err(-ENODEV, "No valid cpus found"); 51897ce7d5deSPrarit Bhargava 51907ce7d5deSPrarit Bhargava if (debug > 1) 5191b7d8c148SLen Brown fprintf(outf, "base_cpu = %d\n", base_cpu); 51927ce7d5deSPrarit Bhargava } 51937ce7d5deSPrarit Bhargava 5194103a8feaSLen Brown void turbostat_init() 5195103a8feaSLen Brown { 51967ce7d5deSPrarit Bhargava setup_all_buffers(); 51977ce7d5deSPrarit Bhargava set_base_cpu(); 5198103a8feaSLen Brown check_dev_msr(); 519998481e79SLen Brown check_permissions(); 5200fcd17211SLen Brown process_cpuid(); 5201103a8feaSLen Brown 5202103a8feaSLen Brown 520396e47158SLen Brown if (!quiet) 52047f5c258eSLen Brown for_all_cpus(print_hwp, ODD_COUNTERS); 52057f5c258eSLen Brown 520696e47158SLen Brown if (!quiet) 5207889facbeSLen Brown for_all_cpus(print_epb, ODD_COUNTERS); 5208889facbeSLen Brown 520996e47158SLen Brown if (!quiet) 52103a9a941dSLen Brown for_all_cpus(print_perf_limit, ODD_COUNTERS); 52113a9a941dSLen Brown 521296e47158SLen Brown if (!quiet) 5213889facbeSLen Brown for_all_cpus(print_rapl, ODD_COUNTERS); 5214889facbeSLen Brown 5215889facbeSLen Brown for_all_cpus(set_temperature_target, ODD_COUNTERS); 5216889facbeSLen Brown 521796e47158SLen Brown if (!quiet) 5218889facbeSLen Brown for_all_cpus(print_thermal, ODD_COUNTERS); 52195a63426eSLen Brown 522096e47158SLen Brown if (!quiet && do_irtl_snb) 52215a63426eSLen Brown print_irtl(); 5222103a8feaSLen Brown } 5223103a8feaSLen Brown 5224103a8feaSLen Brown int fork_it(char **argv) 5225103a8feaSLen Brown { 5226103a8feaSLen Brown pid_t child_pid; 5227d91bb17cSLen Brown int status; 5228d15cf7c1SLen Brown 5229218f0e8dSLen Brown snapshot_proc_sysfs_files(); 5230d91bb17cSLen Brown status = for_all_cpus(get_counters, EVEN_COUNTERS); 52314c2122d4SLen Brown first_counter_read = 0; 5232d91bb17cSLen Brown if (status) 5233d91bb17cSLen Brown exit(status); 5234d15cf7c1SLen Brown /* clear affinity side-effect of get_counters() */ 5235d15cf7c1SLen Brown sched_setaffinity(0, cpu_present_setsize, cpu_present_set); 5236103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 5237103a8feaSLen Brown 5238103a8feaSLen Brown child_pid = fork(); 5239103a8feaSLen Brown if (!child_pid) { 5240103a8feaSLen Brown /* child */ 5241103a8feaSLen Brown execvp(argv[0], argv); 52420815a3d0SLen Brown err(errno, "exec %s", argv[0]); 5243103a8feaSLen Brown } else { 5244103a8feaSLen Brown 5245103a8feaSLen Brown /* parent */ 5246b2c95d90SJosh Triplett if (child_pid == -1) 5247b2c95d90SJosh Triplett err(1, "fork"); 5248103a8feaSLen Brown 5249103a8feaSLen Brown signal(SIGINT, SIG_IGN); 5250103a8feaSLen Brown signal(SIGQUIT, SIG_IGN); 5251b2c95d90SJosh Triplett if (waitpid(child_pid, &status, 0) == -1) 5252b2c95d90SJosh Triplett err(status, "waitpid"); 52532a954966SDavid Arcari 52542a954966SDavid Arcari if (WIFEXITED(status)) 52552a954966SDavid Arcari status = WEXITSTATUS(status); 5256103a8feaSLen Brown } 5257c98d5d94SLen Brown /* 5258c98d5d94SLen Brown * n.b. fork_it() does not check for errors from for_all_cpus() 5259c98d5d94SLen Brown * because re-starting is problematic when forking 5260c98d5d94SLen Brown */ 5261218f0e8dSLen Brown snapshot_proc_sysfs_files(); 5262c98d5d94SLen Brown for_all_cpus(get_counters, ODD_COUNTERS); 5263103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 5264103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 5265ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) 5266ba3dec99SLen Brown fprintf(outf, "%s: Counter reset detected\n", progname); 5267ba3dec99SLen Brown else { 5268c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 5269c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 5270ba3dec99SLen Brown } 5271103a8feaSLen Brown 5272b7d8c148SLen Brown fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0); 5273b7d8c148SLen Brown 5274b7d8c148SLen Brown flush_output_stderr(); 5275103a8feaSLen Brown 5276d91bb17cSLen Brown return status; 5277103a8feaSLen Brown } 5278103a8feaSLen Brown 52793b4d5c7fSAndy Shevchenko int get_and_dump_counters(void) 52803b4d5c7fSAndy Shevchenko { 52813b4d5c7fSAndy Shevchenko int status; 52823b4d5c7fSAndy Shevchenko 5283218f0e8dSLen Brown snapshot_proc_sysfs_files(); 52843b4d5c7fSAndy Shevchenko status = for_all_cpus(get_counters, ODD_COUNTERS); 52853b4d5c7fSAndy Shevchenko if (status) 52863b4d5c7fSAndy Shevchenko return status; 52873b4d5c7fSAndy Shevchenko 52883b4d5c7fSAndy Shevchenko status = for_all_cpus(dump_counters, ODD_COUNTERS); 52893b4d5c7fSAndy Shevchenko if (status) 52903b4d5c7fSAndy Shevchenko return status; 52913b4d5c7fSAndy Shevchenko 5292b7d8c148SLen Brown flush_output_stdout(); 52933b4d5c7fSAndy Shevchenko 52943b4d5c7fSAndy Shevchenko return status; 52953b4d5c7fSAndy Shevchenko } 52963b4d5c7fSAndy Shevchenko 5297d8af6f5fSLen Brown void print_version() { 52980f71d089SLen Brown fprintf(outf, "turbostat version 19.03.20" 5299d8af6f5fSLen Brown " - Len Brown <lenb@kernel.org>\n"); 5300d8af6f5fSLen Brown } 5301d8af6f5fSLen Brown 5302495c7654SLen Brown int add_counter(unsigned int msr_num, char *path, char *name, 5303495c7654SLen Brown unsigned int width, enum counter_scope scope, 530441618e63SLen Brown enum counter_type type, enum counter_format format, int flags) 5305388e9c81SLen Brown { 5306388e9c81SLen Brown struct msr_counter *msrp; 5307388e9c81SLen Brown 5308388e9c81SLen Brown msrp = calloc(1, sizeof(struct msr_counter)); 5309388e9c81SLen Brown if (msrp == NULL) { 5310388e9c81SLen Brown perror("calloc"); 5311388e9c81SLen Brown exit(1); 5312388e9c81SLen Brown } 5313388e9c81SLen Brown 5314388e9c81SLen Brown msrp->msr_num = msr_num; 5315388e9c81SLen Brown strncpy(msrp->name, name, NAME_BYTES); 5316495c7654SLen Brown if (path) 5317495c7654SLen Brown strncpy(msrp->path, path, PATH_BYTES); 5318388e9c81SLen Brown msrp->width = width; 5319388e9c81SLen Brown msrp->type = type; 5320388e9c81SLen Brown msrp->format = format; 532141618e63SLen Brown msrp->flags = flags; 5322388e9c81SLen Brown 5323388e9c81SLen Brown switch (scope) { 5324388e9c81SLen Brown 5325388e9c81SLen Brown case SCOPE_CPU: 5326388e9c81SLen Brown msrp->next = sys.tp; 5327388e9c81SLen Brown sys.tp = msrp; 5328678a3bd1SLen Brown sys.added_thread_counters++; 53290748eaf0SLen Brown if (sys.added_thread_counters > MAX_ADDED_THREAD_COUNTERS) { 5330678a3bd1SLen Brown fprintf(stderr, "exceeded max %d added thread counters\n", 5331678a3bd1SLen Brown MAX_ADDED_COUNTERS); 5332678a3bd1SLen Brown exit(-1); 5333678a3bd1SLen Brown } 5334388e9c81SLen Brown break; 5335388e9c81SLen Brown 5336388e9c81SLen Brown case SCOPE_CORE: 5337388e9c81SLen Brown msrp->next = sys.cp; 5338388e9c81SLen Brown sys.cp = msrp; 5339678a3bd1SLen Brown sys.added_core_counters++; 5340678a3bd1SLen Brown if (sys.added_core_counters > MAX_ADDED_COUNTERS) { 5341678a3bd1SLen Brown fprintf(stderr, "exceeded max %d added core counters\n", 5342678a3bd1SLen Brown MAX_ADDED_COUNTERS); 5343678a3bd1SLen Brown exit(-1); 5344678a3bd1SLen Brown } 5345388e9c81SLen Brown break; 5346388e9c81SLen Brown 5347388e9c81SLen Brown case SCOPE_PACKAGE: 5348388e9c81SLen Brown msrp->next = sys.pp; 5349388e9c81SLen Brown sys.pp = msrp; 5350678a3bd1SLen Brown sys.added_package_counters++; 5351678a3bd1SLen Brown if (sys.added_package_counters > MAX_ADDED_COUNTERS) { 5352678a3bd1SLen Brown fprintf(stderr, "exceeded max %d added package counters\n", 5353678a3bd1SLen Brown MAX_ADDED_COUNTERS); 5354678a3bd1SLen Brown exit(-1); 5355678a3bd1SLen Brown } 5356388e9c81SLen Brown break; 5357388e9c81SLen Brown } 5358388e9c81SLen Brown 5359388e9c81SLen Brown return 0; 5360388e9c81SLen Brown } 5361388e9c81SLen Brown 5362388e9c81SLen Brown void parse_add_command(char *add_command) 5363388e9c81SLen Brown { 5364388e9c81SLen Brown int msr_num = 0; 5365495c7654SLen Brown char *path = NULL; 53660f47c08dSLen Brown char name_buffer[NAME_BYTES] = ""; 5367388e9c81SLen Brown int width = 64; 5368388e9c81SLen Brown int fail = 0; 5369388e9c81SLen Brown enum counter_scope scope = SCOPE_CPU; 5370388e9c81SLen Brown enum counter_type type = COUNTER_CYCLES; 5371388e9c81SLen Brown enum counter_format format = FORMAT_DELTA; 5372388e9c81SLen Brown 5373388e9c81SLen Brown while (add_command) { 5374388e9c81SLen Brown 5375388e9c81SLen Brown if (sscanf(add_command, "msr0x%x", &msr_num) == 1) 5376388e9c81SLen Brown goto next; 5377388e9c81SLen Brown 5378388e9c81SLen Brown if (sscanf(add_command, "msr%d", &msr_num) == 1) 5379388e9c81SLen Brown goto next; 5380388e9c81SLen Brown 5381495c7654SLen Brown if (*add_command == '/') { 5382495c7654SLen Brown path = add_command; 5383495c7654SLen Brown goto next; 5384495c7654SLen Brown } 5385495c7654SLen Brown 5386388e9c81SLen Brown if (sscanf(add_command, "u%d", &width) == 1) { 5387388e9c81SLen Brown if ((width == 32) || (width == 64)) 5388388e9c81SLen Brown goto next; 5389388e9c81SLen Brown width = 64; 5390388e9c81SLen Brown } 5391388e9c81SLen Brown if (!strncmp(add_command, "cpu", strlen("cpu"))) { 5392388e9c81SLen Brown scope = SCOPE_CPU; 5393388e9c81SLen Brown goto next; 5394388e9c81SLen Brown } 5395388e9c81SLen Brown if (!strncmp(add_command, "core", strlen("core"))) { 5396388e9c81SLen Brown scope = SCOPE_CORE; 5397388e9c81SLen Brown goto next; 5398388e9c81SLen Brown } 5399388e9c81SLen Brown if (!strncmp(add_command, "package", strlen("package"))) { 5400388e9c81SLen Brown scope = SCOPE_PACKAGE; 5401388e9c81SLen Brown goto next; 5402388e9c81SLen Brown } 5403388e9c81SLen Brown if (!strncmp(add_command, "cycles", strlen("cycles"))) { 5404388e9c81SLen Brown type = COUNTER_CYCLES; 5405388e9c81SLen Brown goto next; 5406388e9c81SLen Brown } 5407388e9c81SLen Brown if (!strncmp(add_command, "seconds", strlen("seconds"))) { 5408388e9c81SLen Brown type = COUNTER_SECONDS; 5409388e9c81SLen Brown goto next; 5410388e9c81SLen Brown } 541141618e63SLen Brown if (!strncmp(add_command, "usec", strlen("usec"))) { 541241618e63SLen Brown type = COUNTER_USEC; 541341618e63SLen Brown goto next; 541441618e63SLen Brown } 5415388e9c81SLen Brown if (!strncmp(add_command, "raw", strlen("raw"))) { 5416388e9c81SLen Brown format = FORMAT_RAW; 5417388e9c81SLen Brown goto next; 5418388e9c81SLen Brown } 5419388e9c81SLen Brown if (!strncmp(add_command, "delta", strlen("delta"))) { 5420388e9c81SLen Brown format = FORMAT_DELTA; 5421388e9c81SLen Brown goto next; 5422388e9c81SLen Brown } 5423388e9c81SLen Brown if (!strncmp(add_command, "percent", strlen("percent"))) { 5424388e9c81SLen Brown format = FORMAT_PERCENT; 5425388e9c81SLen Brown goto next; 5426388e9c81SLen Brown } 5427388e9c81SLen Brown 5428388e9c81SLen Brown if (sscanf(add_command, "%18s,%*s", name_buffer) == 1) { /* 18 < NAME_BYTES */ 5429388e9c81SLen Brown char *eos; 5430388e9c81SLen Brown 5431388e9c81SLen Brown eos = strchr(name_buffer, ','); 5432388e9c81SLen Brown if (eos) 5433388e9c81SLen Brown *eos = '\0'; 5434388e9c81SLen Brown goto next; 5435388e9c81SLen Brown } 5436388e9c81SLen Brown 5437388e9c81SLen Brown next: 5438388e9c81SLen Brown add_command = strchr(add_command, ','); 5439495c7654SLen Brown if (add_command) { 5440495c7654SLen Brown *add_command = '\0'; 5441388e9c81SLen Brown add_command++; 5442495c7654SLen Brown } 5443388e9c81SLen Brown 5444388e9c81SLen Brown } 5445495c7654SLen Brown if ((msr_num == 0) && (path == NULL)) { 5446495c7654SLen Brown fprintf(stderr, "--add: (msrDDD | msr0xXXX | /path_to_counter ) required\n"); 5447388e9c81SLen Brown fail++; 5448388e9c81SLen Brown } 5449388e9c81SLen Brown 5450388e9c81SLen Brown /* generate default column header */ 5451388e9c81SLen Brown if (*name_buffer == '\0') { 5452388e9c81SLen Brown if (width == 32) 54535f3aea57SLen Brown sprintf(name_buffer, "M0x%x%s", msr_num, format == FORMAT_PERCENT ? "%" : ""); 5454388e9c81SLen Brown else 54555f3aea57SLen Brown sprintf(name_buffer, "M0X%x%s", msr_num, format == FORMAT_PERCENT ? "%" : ""); 5456388e9c81SLen Brown } 5457388e9c81SLen Brown 545841618e63SLen Brown if (add_counter(msr_num, path, name_buffer, width, scope, type, format, 0)) 5459388e9c81SLen Brown fail++; 5460388e9c81SLen Brown 5461388e9c81SLen Brown if (fail) { 5462388e9c81SLen Brown help(); 5463388e9c81SLen Brown exit(1); 5464388e9c81SLen Brown } 5465388e9c81SLen Brown } 546641618e63SLen Brown 5467dd778a5eSLen Brown int is_deferred_skip(char *name) 5468dd778a5eSLen Brown { 5469dd778a5eSLen Brown int i; 5470dd778a5eSLen Brown 5471dd778a5eSLen Brown for (i = 0; i < deferred_skip_index; ++i) 5472dd778a5eSLen Brown if (!strcmp(name, deferred_skip_names[i])) 5473dd778a5eSLen Brown return 1; 5474dd778a5eSLen Brown return 0; 5475dd778a5eSLen Brown } 5476dd778a5eSLen Brown 547741618e63SLen Brown void probe_sysfs(void) 547841618e63SLen Brown { 547941618e63SLen Brown char path[64]; 548041618e63SLen Brown char name_buf[16]; 548141618e63SLen Brown FILE *input; 548241618e63SLen Brown int state; 548341618e63SLen Brown char *sp; 548441618e63SLen Brown 548541618e63SLen Brown if (!DO_BIC(BIC_sysfs)) 548641618e63SLen Brown return; 548741618e63SLen Brown 54880748eaf0SLen Brown for (state = 10; state >= 0; --state) { 548941618e63SLen Brown 549041618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", 549141618e63SLen Brown base_cpu, state); 549241618e63SLen Brown input = fopen(path, "r"); 549341618e63SLen Brown if (input == NULL) 549441618e63SLen Brown continue; 54958173c336SBen Hutchings if (!fgets(name_buf, sizeof(name_buf), input)) 54968173c336SBen Hutchings err(1, "%s: failed to read file", path); 549741618e63SLen Brown 549841618e63SLen Brown /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */ 549941618e63SLen Brown sp = strchr(name_buf, '-'); 550041618e63SLen Brown if (!sp) 550141618e63SLen Brown sp = strchrnul(name_buf, '\n'); 550241618e63SLen Brown *sp = '%'; 550341618e63SLen Brown *(sp + 1) = '\0'; 550441618e63SLen Brown 550541618e63SLen Brown fclose(input); 550641618e63SLen Brown 550741618e63SLen Brown sprintf(path, "cpuidle/state%d/time", state); 550841618e63SLen Brown 5509dd778a5eSLen Brown if (is_deferred_skip(name_buf)) 5510dd778a5eSLen Brown continue; 5511dd778a5eSLen Brown 551241618e63SLen Brown add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_USEC, 551341618e63SLen Brown FORMAT_PERCENT, SYSFS_PERCPU); 551441618e63SLen Brown } 551541618e63SLen Brown 55160748eaf0SLen Brown for (state = 10; state >= 0; --state) { 551741618e63SLen Brown 551841618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", 551941618e63SLen Brown base_cpu, state); 552041618e63SLen Brown input = fopen(path, "r"); 552141618e63SLen Brown if (input == NULL) 552241618e63SLen Brown continue; 55238173c336SBen Hutchings if (!fgets(name_buf, sizeof(name_buf), input)) 55248173c336SBen Hutchings err(1, "%s: failed to read file", path); 552541618e63SLen Brown /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */ 552641618e63SLen Brown sp = strchr(name_buf, '-'); 552741618e63SLen Brown if (!sp) 552841618e63SLen Brown sp = strchrnul(name_buf, '\n'); 552941618e63SLen Brown *sp = '\0'; 553041618e63SLen Brown fclose(input); 553141618e63SLen Brown 553241618e63SLen Brown sprintf(path, "cpuidle/state%d/usage", state); 553341618e63SLen Brown 5534dd778a5eSLen Brown if (is_deferred_skip(name_buf)) 5535dd778a5eSLen Brown continue; 5536dd778a5eSLen Brown 553741618e63SLen Brown add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_ITEMS, 553841618e63SLen Brown FORMAT_DELTA, SYSFS_PERCPU); 553941618e63SLen Brown } 554041618e63SLen Brown 554141618e63SLen Brown } 554241618e63SLen Brown 55431ef7d21aSLen Brown 55441ef7d21aSLen Brown /* 55451ef7d21aSLen Brown * parse cpuset with following syntax 55461ef7d21aSLen Brown * 1,2,4..6,8-10 and set bits in cpu_subset 55471ef7d21aSLen Brown */ 55481ef7d21aSLen Brown void parse_cpu_command(char *optarg) 55491ef7d21aSLen Brown { 55501ef7d21aSLen Brown unsigned int start, end; 55511ef7d21aSLen Brown char *next; 55521ef7d21aSLen Brown 55534e4e1e7cSLen Brown if (!strcmp(optarg, "core")) { 55544e4e1e7cSLen Brown if (cpu_subset) 55554e4e1e7cSLen Brown goto error; 55564e4e1e7cSLen Brown show_core_only++; 55574e4e1e7cSLen Brown return; 55584e4e1e7cSLen Brown } 55594e4e1e7cSLen Brown if (!strcmp(optarg, "package")) { 55604e4e1e7cSLen Brown if (cpu_subset) 55614e4e1e7cSLen Brown goto error; 55624e4e1e7cSLen Brown show_pkg_only++; 55634e4e1e7cSLen Brown return; 55644e4e1e7cSLen Brown } 55654e4e1e7cSLen Brown if (show_core_only || show_pkg_only) 55664e4e1e7cSLen Brown goto error; 55674e4e1e7cSLen Brown 55681ef7d21aSLen Brown cpu_subset = CPU_ALLOC(CPU_SUBSET_MAXCPUS); 55691ef7d21aSLen Brown if (cpu_subset == NULL) 55701ef7d21aSLen Brown err(3, "CPU_ALLOC"); 55711ef7d21aSLen Brown cpu_subset_size = CPU_ALLOC_SIZE(CPU_SUBSET_MAXCPUS); 55721ef7d21aSLen Brown 55731ef7d21aSLen Brown CPU_ZERO_S(cpu_subset_size, cpu_subset); 55741ef7d21aSLen Brown 55751ef7d21aSLen Brown next = optarg; 55761ef7d21aSLen Brown 55771ef7d21aSLen Brown while (next && *next) { 55781ef7d21aSLen Brown 55791ef7d21aSLen Brown if (*next == '-') /* no negative cpu numbers */ 55801ef7d21aSLen Brown goto error; 55811ef7d21aSLen Brown 55821ef7d21aSLen Brown start = strtoul(next, &next, 10); 55831ef7d21aSLen Brown 55841ef7d21aSLen Brown if (start >= CPU_SUBSET_MAXCPUS) 55851ef7d21aSLen Brown goto error; 55861ef7d21aSLen Brown CPU_SET_S(start, cpu_subset_size, cpu_subset); 55871ef7d21aSLen Brown 55881ef7d21aSLen Brown if (*next == '\0') 55891ef7d21aSLen Brown break; 55901ef7d21aSLen Brown 55911ef7d21aSLen Brown if (*next == ',') { 55921ef7d21aSLen Brown next += 1; 55931ef7d21aSLen Brown continue; 55941ef7d21aSLen Brown } 55951ef7d21aSLen Brown 55961ef7d21aSLen Brown if (*next == '-') { 55971ef7d21aSLen Brown next += 1; /* start range */ 55981ef7d21aSLen Brown } else if (*next == '.') { 55991ef7d21aSLen Brown next += 1; 56001ef7d21aSLen Brown if (*next == '.') 56011ef7d21aSLen Brown next += 1; /* start range */ 56021ef7d21aSLen Brown else 56031ef7d21aSLen Brown goto error; 56041ef7d21aSLen Brown } 56051ef7d21aSLen Brown 56061ef7d21aSLen Brown end = strtoul(next, &next, 10); 56071ef7d21aSLen Brown if (end <= start) 56081ef7d21aSLen Brown goto error; 56091ef7d21aSLen Brown 56101ef7d21aSLen Brown while (++start <= end) { 56111ef7d21aSLen Brown if (start >= CPU_SUBSET_MAXCPUS) 56121ef7d21aSLen Brown goto error; 56131ef7d21aSLen Brown CPU_SET_S(start, cpu_subset_size, cpu_subset); 56141ef7d21aSLen Brown } 56151ef7d21aSLen Brown 56161ef7d21aSLen Brown if (*next == ',') 56171ef7d21aSLen Brown next += 1; 56181ef7d21aSLen Brown else if (*next != '\0') 56191ef7d21aSLen Brown goto error; 56201ef7d21aSLen Brown } 56211ef7d21aSLen Brown 56221ef7d21aSLen Brown return; 56231ef7d21aSLen Brown 56241ef7d21aSLen Brown error: 56254e4e1e7cSLen Brown fprintf(stderr, "\"--cpu %s\" malformed\n", optarg); 56264e4e1e7cSLen Brown help(); 56271ef7d21aSLen Brown exit(-1); 56281ef7d21aSLen Brown } 56291ef7d21aSLen Brown 5630812db3f7SLen Brown 5631103a8feaSLen Brown void cmdline(int argc, char **argv) 5632103a8feaSLen Brown { 5633103a8feaSLen Brown int opt; 5634d8af6f5fSLen Brown int option_index = 0; 5635d8af6f5fSLen Brown static struct option long_options[] = { 5636388e9c81SLen Brown {"add", required_argument, 0, 'a'}, 56371ef7d21aSLen Brown {"cpu", required_argument, 0, 'c'}, 5638d8af6f5fSLen Brown {"Dump", no_argument, 0, 'D'}, 563996e47158SLen Brown {"debug", no_argument, 0, 'd'}, /* internal, not documented */ 56403f44a5c6SLen Brown {"enable", required_argument, 0, 'e'}, 5641d8af6f5fSLen Brown {"interval", required_argument, 0, 'i'}, 5642023fe0acSChen Yu {"num_iterations", required_argument, 0, 'n'}, 5643d8af6f5fSLen Brown {"help", no_argument, 0, 'h'}, 5644812db3f7SLen Brown {"hide", required_argument, 0, 'H'}, // meh, -h taken by --help 5645d8af6f5fSLen Brown {"Joules", no_argument, 0, 'J'}, 5646c8ade361SLen Brown {"list", no_argument, 0, 'l'}, 5647b7d8c148SLen Brown {"out", required_argument, 0, 'o'}, 564896e47158SLen Brown {"quiet", no_argument, 0, 'q'}, 5649812db3f7SLen Brown {"show", required_argument, 0, 's'}, 5650d8af6f5fSLen Brown {"Summary", no_argument, 0, 'S'}, 5651d8af6f5fSLen Brown {"TCC", required_argument, 0, 'T'}, 5652d8af6f5fSLen Brown {"version", no_argument, 0, 'v' }, 5653d8af6f5fSLen Brown {0, 0, 0, 0 } 5654d8af6f5fSLen Brown }; 5655103a8feaSLen Brown 5656103a8feaSLen Brown progname = argv[0]; 5657103a8feaSLen Brown 5658023fe0acSChen Yu while ((opt = getopt_long_only(argc, argv, "+C:c:Dde:hi:Jn:o:qST:v", 5659d8af6f5fSLen Brown long_options, &option_index)) != -1) { 5660103a8feaSLen Brown switch (opt) { 5661388e9c81SLen Brown case 'a': 5662388e9c81SLen Brown parse_add_command(optarg); 5663388e9c81SLen Brown break; 56641ef7d21aSLen Brown case 'c': 56651ef7d21aSLen Brown parse_cpu_command(optarg); 56661ef7d21aSLen Brown break; 5667d8af6f5fSLen Brown case 'D': 5668d8af6f5fSLen Brown dump_only++; 56698e180f3cSLen Brown break; 56703f44a5c6SLen Brown case 'e': 56713f44a5c6SLen Brown /* --enable specified counter */ 56724c2122d4SLen Brown bic_enabled = bic_enabled | bic_lookup(optarg, SHOW_LIST); 56733f44a5c6SLen Brown break; 5674d8af6f5fSLen Brown case 'd': 5675d8af6f5fSLen Brown debug++; 56763f44a5c6SLen Brown ENABLE_BIC(BIC_DISABLED_BY_DEFAULT); 56772f32edf1SLen Brown break; 5678812db3f7SLen Brown case 'H': 56793f44a5c6SLen Brown /* 56803f44a5c6SLen Brown * --hide: do not show those specified 56813f44a5c6SLen Brown * multiple invocations simply clear more bits in enabled mask 56823f44a5c6SLen Brown */ 56833f44a5c6SLen Brown bic_enabled &= ~bic_lookup(optarg, HIDE_LIST); 5684812db3f7SLen Brown break; 5685d8af6f5fSLen Brown case 'h': 5686d8af6f5fSLen Brown default: 5687d8af6f5fSLen Brown help(); 5688d8af6f5fSLen Brown exit(1); 5689d8af6f5fSLen Brown case 'i': 56902a0609c0SLen Brown { 56912a0609c0SLen Brown double interval = strtod(optarg, NULL); 56922a0609c0SLen Brown 56932a0609c0SLen Brown if (interval < 0.001) { 5694b7d8c148SLen Brown fprintf(outf, "interval %f seconds is too small\n", 56952a0609c0SLen Brown interval); 56962a0609c0SLen Brown exit(2); 56972a0609c0SLen Brown } 56982a0609c0SLen Brown 569947936f94SArtem Bityutskiy interval_tv.tv_sec = interval_ts.tv_sec = interval; 5700b9ad8ee0SLen Brown interval_tv.tv_usec = (interval - interval_tv.tv_sec) * 1000000; 570147936f94SArtem Bityutskiy interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000; 57022a0609c0SLen Brown } 5703889facbeSLen Brown break; 57045c56be9aSDirk Brandewie case 'J': 57055c56be9aSDirk Brandewie rapl_joules++; 57065c56be9aSDirk Brandewie break; 5707c8ade361SLen Brown case 'l': 57083f44a5c6SLen Brown ENABLE_BIC(BIC_DISABLED_BY_DEFAULT); 5709c8ade361SLen Brown list_header_only++; 5710c8ade361SLen Brown quiet++; 5711c8ade361SLen Brown break; 5712b7d8c148SLen Brown case 'o': 5713b7d8c148SLen Brown outf = fopen_or_die(optarg, "w"); 5714b7d8c148SLen Brown break; 571596e47158SLen Brown case 'q': 571696e47158SLen Brown quiet = 1; 571796e47158SLen Brown break; 5718023fe0acSChen Yu case 'n': 5719023fe0acSChen Yu num_iterations = strtod(optarg, NULL); 5720023fe0acSChen Yu 5721023fe0acSChen Yu if (num_iterations <= 0) { 5722023fe0acSChen Yu fprintf(outf, "iterations %d should be positive number\n", 5723023fe0acSChen Yu num_iterations); 5724023fe0acSChen Yu exit(2); 5725023fe0acSChen Yu } 5726023fe0acSChen Yu break; 5727812db3f7SLen Brown case 's': 57283f44a5c6SLen Brown /* 57293f44a5c6SLen Brown * --show: show only those specified 57303f44a5c6SLen Brown * The 1st invocation will clear and replace the enabled mask 57313f44a5c6SLen Brown * subsequent invocations can add to it. 57323f44a5c6SLen Brown */ 57333f44a5c6SLen Brown if (shown == 0) 57343f44a5c6SLen Brown bic_enabled = bic_lookup(optarg, SHOW_LIST); 57353f44a5c6SLen Brown else 57363f44a5c6SLen Brown bic_enabled |= bic_lookup(optarg, SHOW_LIST); 57373f44a5c6SLen Brown shown = 1; 5738812db3f7SLen Brown break; 5739d8af6f5fSLen Brown case 'S': 5740d8af6f5fSLen Brown summary_only++; 5741d8af6f5fSLen Brown break; 5742d8af6f5fSLen Brown case 'T': 5743d8af6f5fSLen Brown tcc_activation_temp_override = atoi(optarg); 5744d8af6f5fSLen Brown break; 5745d8af6f5fSLen Brown case 'v': 5746d8af6f5fSLen Brown print_version(); 5747d8af6f5fSLen Brown exit(0); 5748d8af6f5fSLen Brown break; 5749103a8feaSLen Brown } 5750103a8feaSLen Brown } 5751103a8feaSLen Brown } 5752103a8feaSLen Brown 5753103a8feaSLen Brown int main(int argc, char **argv) 5754103a8feaSLen Brown { 5755b7d8c148SLen Brown outf = stderr; 5756103a8feaSLen Brown cmdline(argc, argv); 5757103a8feaSLen Brown 575896e47158SLen Brown if (!quiet) 5759d8af6f5fSLen Brown print_version(); 5760103a8feaSLen Brown 576141618e63SLen Brown probe_sysfs(); 576241618e63SLen Brown 5763103a8feaSLen Brown turbostat_init(); 5764103a8feaSLen Brown 57653b4d5c7fSAndy Shevchenko /* dump counters and exit */ 57663b4d5c7fSAndy Shevchenko if (dump_only) 57673b4d5c7fSAndy Shevchenko return get_and_dump_counters(); 57683b4d5c7fSAndy Shevchenko 5769c8ade361SLen Brown /* list header and exit */ 5770c8ade361SLen Brown if (list_header_only) { 5771c8ade361SLen Brown print_header(","); 5772c8ade361SLen Brown flush_output_stdout(); 5773c8ade361SLen Brown return 0; 5774c8ade361SLen Brown } 5775c8ade361SLen Brown 5776103a8feaSLen Brown /* 5777103a8feaSLen Brown * if any params left, it must be a command to fork 5778103a8feaSLen Brown */ 5779103a8feaSLen Brown if (argc - optind) 5780103a8feaSLen Brown return fork_it(argv + optind); 5781103a8feaSLen Brown else 5782103a8feaSLen Brown turbostat_loop(); 5783103a8feaSLen Brown 5784103a8feaSLen Brown return 0; 5785103a8feaSLen Brown } 5786